1 2010-06-02 Richard Guenther <rguenther@suse.de>
3 Backport from mainline:
4 2010-05-27 Jan Hubicka <jh@suse.cz>
6 * sched-ebb.c: Rename struct deps to struct deps_desc.
8 * sel-sched-ir.c: Likewise.
9 * sched-deps.c: Likewise.
10 * sched-int.h: Likewise.
11 * sched-rgn.c: Likewise.
13 2010-06-02 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15 * config/s390/2097.md (z10_fhex): Remove insn reservation.
16 * config/s390/s390.md (UNSPEC_COPYSIGN): Remove unused constant.
17 (*mov<mode>_64 TD_TF, *mov<mode>_31 TD_TF, *mov<mode>_64dfp DD_DF,
18 *mov<mode>_64 DD_DF, *mov<mode>_31, mov<mode>): Remove load zero
20 * config/s390/s390.c: Don't accept fp zeros as valid constants
23 2010-05-31 Jakub Jelinek <jakub@redhat.com>
26 * config/i386/sse.md (fma4i_fmadd<mode>4256, fma4i_fmsub<mode>4256,
27 fma4i_fnmadd<mode>4256, fma4i_fnmsub<mode>4256, fma4i_fmadd<mode>4,
28 fma4i_fmsub<mode>4, fma4i_fnmadd<mode>4, fma4i_fnmsub<mode>4,
29 fma4i_vmfmadd<mode>4, fma4i_vmfmsub<mode>4, fma4i_vmfnmadd<mode>4,
30 fma4i_vmfnmsub<mode>4, fma4i_fmaddsubv8sf4, fma4i_fmaddsubv4df4,
31 fma4i_fmaddsubv4sf4, fma4i_fmaddsubv2df4, fma4i_fmsubaddv8sf4,
32 fma4i_fmsubaddv4df4, fma4i_fmsubaddv4sf4, fma4i_fmsubaddv2df4):
33 Guard only with TARGET_FMA4 instead of TARGET_FMA4 &&
37 * expr.c (expand_assignment): Don't store anything for out-of-bounds
38 array accesses with non-MEM.
40 PR tree-optimization/44182
41 * tree-inline.c (copy_edges_for_bb): Don't split bb if a stmt that
42 newly needs to end a bb is followed by debug stmts, instead return
43 true from the function at the end.
44 (maybe_move_debug_stmts_to_successors): New function.
45 (copy_cfg_body): Call it if copy_edges_for_bb returned true.
47 2010-05-31 Kai Tietz <kai.tietz@onevision.com>
51 * config/i386/cygming.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
54 2010-05-28 Richard Guenther <rguenther@suse.de>
57 * lto-streamer-in.c (unpack_ts_fixed_cst_value_fields):
58 Stream fixed-point constants mode.
59 (unpack_ts_type_value_fields): Fix width of TYPE_MODE
61 * lto-streamer-out.c (pack_ts_fixed_cst_value_fields):
62 Stream fixed-point constants mode.
63 (pack_ts_function_decl_value_fields): Fix width of TYPE_MODE
66 2010-05-28 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
68 * config/s390/s390.md (movqi): Fix typo ('*' -> '#').
70 2010-05-28 Jakub Jelinek <jakub@redhat.com>
73 * builtins.c (expand_movstr): Use a temporary pseudo instead
74 of target even when target is not NULL and not const0_rtx, but
75 fails movstr predicate.
76 * config/m32c/blkmov.md (movstr): Add predicate to first operand.
78 2010-05-27 Jon Beniston <jon@beniston.com>
81 * config/lm32/lm32.h: Remove definition of
82 GO_IF_MODE_DEPENDENT_ADDRESS. Update copyright year.
84 2010-05-26 Richard Guenther <rguenther@suse.de>
86 PR rtl-optimization/44164
87 * tree-ssa-alias.c (aliasing_component_refs_p): Fix the
88 no-common access-path disambiguation.
89 (indirect_ref_may_alias_decl_p): Adjust.
90 (indirect_refs_may_alias_p): Likewise.
91 (refs_may_alias_p_1): Likewise.
93 2010-05-26 Richard Guenther <rguenther@suse.de>
96 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Avoid generating
97 out-of-bounds array accesses.
99 2010-05-26 Richard Guenther <rguenther@suse.de>
101 Backport from mainline:
102 2010-04-15 Richard Guenther <rguenther@suse.de>
104 * alias.c (alias_set_subset_of): Handle alias-set zero
107 2010-05-26 Jakub Jelinek <jakub@redhat.com>
110 * config/rs6000/rs6000.c (rs6000_emit_epilogue): If cfun->calls_alloca
111 or total_size is larger than red zone size for non-V4 ABI, emit a
112 stack_tie resp. frame_tie insn before stack pointer restore.
113 * config/rs6000/rs6000.md (frame_tie): New insn.
115 2010-05-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
117 * configure.ac (gcc_cv_as_ld_jalr_reloc): Redirect grep stdout,
118 stderr to /dev/null instead of grep -q.
119 * configure: Regenerate.
121 2010-05-25 Richard Guenther <rguenther@suse.de>
123 * gimple.c (gimple_types_compatible_p): Check type qualifications
124 before merging pointer to complete and pointer to incomplete type.
125 * lto-symtab.c (lto_symtab_resolve_symbols): For commons make sure
126 we use our own resolution algorithm. The gold linker plugin
127 doesn't do the job we want it to do here.
129 2010-05-24 Richard Guenther <rguenther@suse.de>
132 * tree.c (find_decls_types_r): Walk BLOCKs and its vars.
134 2010-05-24 Uros Bizjak <ubizjak@gmail.com>
136 Backport from mainline:
137 2010-05-20 Uros Bizjak <ubizjak@gmail.com>
140 * configure.ac (gcc_cv_as_ix86_sahf): Switch to 64bit mode.
141 * configure: Regenerate.
142 * config.in: Regenerate.
143 * config/i386/i386.md (x86_sahf_1): Conditionally output 0x9e
144 instead of sahf only for 64bit targets.
146 2010-05-24 H.J. Lu <hongjiu.lu@intel.com>
148 Backport from mainline
149 2010-05-24 H.J. Lu <hongjiu.lu@intel.com>
151 * config/i386/ia32intrin.h (__crc32q): Define only if
152 __SSE4_2__ is defined.
154 2010-05-23 H.J. Lu <hongjiu.lu@intel.com>
156 Backport from mainline
157 2010-05-23 H.J. Lu <hongjiu.lu@intel.com>
160 * config/i386/i386.c (def_builtin): Properly check
161 OPTION_MASK_ISA_64BIT.
163 2010-05-23 Maarten Lankhorst <mlankhorst@codeweavers.com>
167 * config/i386/i386.c: Make sure that the correct regparm is passed.
169 2010-05-21 Jakub Jelinek <jakub@redhat.com>
172 * haifa-sched.c (schedule_insn): When freeing INSN_REG_USE_LIST,
173 unchain each use from the cyclic next_regno_use chain first.
175 2010-05-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
177 * config/s390/s390.c (override_options): Increase the default
178 of max-completely-peel-times.
180 2010-05-21 Richard Guenther <rguenther@suse.de>
182 PR tree-optimization/44038
183 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Avoid
184 taking the address of a V_C_E of a constant.
186 2010-05-21 Richard Guenther <rguenther@suse.de>
188 PR tree-optimization/43949
189 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigend types.
190 (extract_range_from_binary_expr): Handle TRUNC_MOD_EXPR.
192 2010-05-21 Jakub Jelinek <jakub@redhat.com>
195 * tree-cfgcleanup.c (tree_forwarder_block_p): Return false if
196 at -O0 goto_locus of any of the incoming edges differs from
197 goto_locus of outgoing edge, or gimple_location of any of the
200 2010-05-20 Jakub Jelinek <jakub@redhat.com>
203 * haifa-sched.c (initiate_bb_reg_pressure_info): Do not call
204 setup_ref_regs for DEBUG_INSNs.
206 2010-05-19 Kenneth Zadeck <zadeck@naturalbridge.com>
209 * df-scan.c (df_ref_compare): Stabilize sort.
211 2010-05-20 Hans-Peter Nilsson <hp@axis.com>
214 * config/cris/cris.md ("*addsi3_v32"): Correct "cc"
215 settings for 16-bit-constant "addo" alternative.
217 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
219 Backport from mainline:
220 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
223 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): New test.
224 * configure: Regenerate.
225 * config.in: Regenerate.
226 * config/i386/i386.c (print_operand) <case ;>: Also print ; if
227 !HAVE_AS_IX86_REP_LOCK_PREFIX.
228 Don't emit whitespace.
229 * config/i386/i386.md (*rep_movdi_rex64): Use {%;} after rep.
230 (*rep_movsi): Likewise.
231 (*rep_movsi_rex64): Likewise.
232 (*rep_movqi): Likewise.
233 (*rep_movqi_rex64): Likewise.
234 (*rep_stosdi_rex64): Likewise.
235 (*rep_stossi): Likewise.
236 (*rep_stossi_rex64): Likewise.
237 (*rep_stosqi): Likewise.
238 (*rep_stosqi_rex64): Likewise.
239 (*cmpstrnqi_nz_1): Use {%;} after repz.
240 (*cmpstrnqi_nz_rex_1): Likewise.
241 (*cmpstrnqi_1): Likewise.
242 (*cmpstrnqi_rex_1): Likewise.
243 (*strlenqi_1): Use {%;} after repnz.
244 (*strlenqi_rex_1): Likewise.
245 * config/i386/sync.md (memory_barrier_nosse): Replace {%;| } by {%;} .
246 (*sync_compare_and_swap<mode>): Likewise.
247 (sync_double_compare_and_swap<mode>): Likewise.
248 (*sync_double_compare_and_swapdi_pic): Likewise.
249 (sync_old_add<mode>): Likewise.
250 (sync_add<mode>): Likewise.
251 (sync_sub<mode>): Likewise.
252 (sync_<code><mode>): Likewise.
254 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
256 * doc/sourcebuild.texi (Effective-Target Keywords): Document
258 (Directives): Document optional dg-require-effective-target
261 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
263 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32 to
264 pentiumpro on Solaris 8/x86 with Sun as.
265 * configure.ac (gcc_cv_as_hidden): Check for Solaris 9/x86 as
267 (gcc_cv_as_ix86_quad): Check for .quad directive.
268 * configure: Regenerate.
269 * config.in: Regenerate.
270 * config/i386/sol2.h (ASM_QUAD): Change guard to !HAVE_AS_IX86_QUAD.
272 2010-05-19 Richard Guenther <rguenther@suse.de>
274 PR tree-optimization/43987
275 * tree-ssa-structalias.c (could_have_pointers): For possibly
276 address-taken variables force pointers to be recorded.
277 (create_variable_info_for_1): Likewise.
278 (push_fields_onto_fieldstack): Pass in wheter all fields
280 (find_func_aliases): Query types instead of vars whether
281 they contain pointers where appropriate.
283 2010-05-19 Richard Guenther <rguenther@suse.de>
285 Backport from mainline:
286 2010-04-26 Richard Guenther <rguenther@suse.de>
289 * tree-inline.c (tree_can_inline_p): Also check compatibility
292 2010-04-23 Richard Guenther <rguenther@suse.de>
295 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
298 2010-04-26 Richard Guenther <rguenther@suse.de>
301 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
302 if emitting debug information and it is either a function
305 2010-04-26 Richard Guenther <rguenther@suse.de>
308 * gimple.c (gimple_decl_printable_name): Deal gracefully
309 with a NULL DECL_NAME.
311 2010-04-30 Richard Guenther <rguenther@suse.de>
314 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
315 first after all lowering passes.
317 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
320 * lto-streamer-out.c (output_gimple_stmt): Output number of labels
322 * lto-streamer-in.c (input_gimple_stmt): Read number of labels
325 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
327 * config/i386/sol2.h (TARGET_SUN_TLS): Remove duplicate definition.
329 2010-05-17 Jakub Jelinek <jakub@redhat.com>
332 * cfglayout.c (fixup_reorder_chain): Allow returnjump_p
333 to have no fallthru edge.
336 * cfgcleanup.c (try_optimize_cfg): When removing trivially empty
337 bb with no successors, move footer whenever in IR_RTL_CFGLAYOUT
338 mode, not just when CLEANUP_CFGLAYOUT, and when in IR_RTL_CFGRTL
339 add BARRIER after previous bb if needed.
341 2010-05-17 Alan Modra <amodra@gmail.com>
343 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Delete
344 unnecessary prototype. Replace copy_r12 and copy_r11 flag params
345 with copy_reg rtx param.
346 (rs6000_emit_prologue): Update rs6000_emit_allocate_stack calls.
347 Correct cases where code for ABI_V4 did not initialise the reg
348 used to access frame. Also leave frame_reg_rtx as sp for large
349 frames that save no regs.
351 2010-05-17 Eric Botcazou <ebotcazou@adacore.com>
353 Backport from mainline
354 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
356 * opts.c (handle_option): Call into LTO streamer only if ENABLE_LTO.
357 (decode_options): Likewise.
358 * Makefile.in (opts.o): Add dependency on LTO_STREAMER_H.
360 2010-05-14 Jason Merrill <jason@redhat.com>
363 * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW.
364 (gimple_call_set_nothrow): New.
365 * gimple.c (gimple_build_call_from_tree): Call it.
366 (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW.
369 * gimplify.c (gimplify_seq_add_stmt): No longer static.
370 * gimple.h: Declare it.
371 * gimple.c (gimple_build_eh_filter): No ops.
373 2010-05-14 Jakub Jelinek <jakub@redhat.com>
376 * cfgexpand.c (expand_debug_expr): If non-memory op0
377 has BLKmode, return NULL.
379 2010-05-14 H.J. Lu <hongjiu.lu@intel.com>
381 Backport from mainline
382 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
385 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
387 2010-05-14 Richard Guenther <rguenther@suse.de>
389 PR tree-optimization/44124
390 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
392 2010-05-13 Jason Merrill <jason@redhat.com>
394 * gimplify.c (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the
398 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
400 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
402 2010-05-12 Wolfgang Gellerich <gellerich@de.ibm.com>
404 * config/s390/s390.c (override_options): Adjust the z10 defaults
405 for max-unroll-times, max-completely-peeled-insns
406 and max-completely-peel-times.
408 2010-05-12 Jakub Jelinek <jakub@redhat.com>
411 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
412 change value of ORT_TASK.
413 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
414 (omp_notice_threadprivate_variable): New function.
415 (omp_notice_variable): Call it for threadprivate variables.
416 If enclosing ctx is a task, print enclosing task rather than
417 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
418 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
419 if task has untied clause.
421 2010-05-11 Jakub Jelinek <jakub@redhat.com>
424 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
426 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
427 optimizing away empty bb with no successors, move over its
428 footer chain to fallthru predecessor.
429 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
430 (rtl_split_edge): For asm goto call patch_jump_insn even if
431 splitting fallthru edge.
433 2010-05-11 Martin Jambor <mjambor@suse.cz>
436 * ipa.c (dissolve_same_comdat_group_list): New function.
437 (function_and_variable_visibility): Call
438 dissolve_same_comdat_group_list when comdat group contains external or
440 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
441 lists are circular and that they contain only DECL_ONE_ONLY nodes.
443 2010-05-10 Jakub Jelinek <jakub@redhat.com>
446 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
447 clear also INSN_REG_USE_LIST.
449 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
451 Backport from mainline
452 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
453 Vladimir Makarov <vmakarov@redhat.com>
455 PR rtl-optimization/44012
456 * ira-build.c (remove_unnecessary_allocnos): Nullify
457 regno_allocno_map of the removed allocno.
459 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
461 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
463 * configure: Regenerate.
465 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
467 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
469 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
470 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
472 * configure: Regenerate.
474 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
476 Backport from mainline
477 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
480 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
481 detect Atom, Core 2 and Core i7.
483 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
485 PR documentation/44016
486 * doc/standards.texi (Standards): Link to unversioned
487 cxx0x_status.html page.
489 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
491 * config/mips/iris.h (LINK_SPEC): Don't pass -init, -fini with -r.
493 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
495 * config/mips/dbxmdebug.h: Remove.
496 * config.gcc (mips-sgi-irix[56]*): Remove mips/dbxmdebug.h.
498 2010-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
500 Backport from mainline:
501 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
504 * config/sh/sh.c (find_barrier): Don't emit a constant pool
505 in the middle of insns for casesi_worker_2.
507 2010-05-05 Jason Merrill <jason@redhat.com>
510 * c-common.c (handle_aligned_attribute): Respect
511 ATTR_FLAG_TYPE_IN_PLACE.
513 2010-05-05 Richard Guenther <rguenther@suse.de>
516 * tree-inline.c (copy_bind_expr): Also copy bind expr vars
519 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
521 Backport from mainline
522 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
525 * alias.c (true_dependence): Handle the same VALUE in x and mem.
526 (canon_true_dependence): Likewise.
527 (write_dependence_p): Likewise.
529 2010-05-03 Jakub Jelinek <jakub@redhat.com>
532 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
533 result mode matches original rtl mode.
535 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
537 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
538 when processing flag options.
540 2010-05-02 H.J. Lu <hongjiu.lu@intel.com>
542 Backport from mainline
543 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
546 * config/i386/i386.c (get_some_local_dynamic_name): Replace
547 INSN_P with NONDEBUG_INSN_P.
548 (distance_non_agu_define): Likewise.
549 (distance_agu_use): Likewise.
551 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
553 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
554 the variable part of the offset as well. Use highest_pow2_factor for
555 all alignment checks.
557 2010-04-30 Jakub Jelinek <jakub@redhat.com>
560 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
562 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
564 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
567 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
569 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
570 record or union type with RECORD_OR_UNION_TYPE_P predicate.
571 (lto_input_ts_type_tree_pointers): Likewise.
572 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
573 (lto_output_ts_type_tree_pointers): Likewise.
575 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
577 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
578 hash_tree, eq_tree): New tree hash table.
579 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
580 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
581 lto_orig_address_remove): Reimplement.
583 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
586 * config/alpha/osf.h (ASM_OUTPUT_LOCAL): Redefine.
588 2010-04-28 Martin Jambor <mjambor@suse.cz>
590 PR tree-optimization/43846
591 * tree-sra.c (struct access): New flag grp_assignment_read.
592 (build_accesses_from_assign): Set grp_assignment_read.
593 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
594 (enum mark_read_status): New type.
595 (analyze_access_subtree): Propagate grp_assignment_read, create
596 accesses also if both direct_read and root->grp_assignment_read.
598 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
600 Back-merged from trnnk.
601 * collect2.c (TARGET_64BIT): Redefine to target's default.
603 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
604 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
605 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
606 for underscoring __USER_LABEL_PREFIX__.
607 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
608 (SUB_LINK_ENTRY32): New.
609 (SUB_LINK_ENTRY64): New.
610 (LINK_SPEC): Replace entry point spec by
612 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
613 (SUB_LINK_ENTRY64): New.
614 (SUB_LINK_ENTRY): New.
615 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
616 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
617 x64 target is choosen.
618 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
619 * configure: Regenerated.
620 * configure.ac (leading-mingw64-underscores): Option added.
622 2010-04-27 Jakub Jelinek <jakub@redhat.com>
624 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
625 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
626 or DW_CFA_def_cfa_offset{,_sf}.
628 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
630 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
633 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
634 Add missing earlyclobber for second alternative.
636 2010-04-26 Jakub Jelinek <jakub@redhat.com>
639 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
641 2010-04-26 Jie Zhang <jie@codesourcery.com>
643 PR tree-optimization/43833
644 * tree-vrp.c (range_int_cst_p): New.
645 (range_int_cst_singleton_p): New.
646 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
647 when both operands are constants. Use range_int_cst_p in
650 2010-04-23 Martin Jambor <mjambor@suse.cz>
653 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
654 function does not have type attributes.
656 2010-04-23 Richard Guenther <rguenther@suse.de>
658 PR tree-optimization/43572
659 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
661 2010-04-23 Richard Guenther <rguenther@suse.de>
663 Backport from mainline
664 2010-04-22 Richard Guenther <rguenther@suse.de>
666 PR tree-optimization/43845
667 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
668 lookup the CALL_EXPR function and arguments.
670 2010-04-21 Jakub Jelinek <jakub@redhat.com>
673 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
674 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
675 (lower_copyprivate_clauses): Use private var in outer
676 context instead of original var. Make sure the types
677 are correct for VLAs.
679 2010-04-20 Richard Guenther <rguenther@suse.de>
681 PR tree-optimization/43783
682 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
683 constant ARRAY_REF operands two and three if possible.
685 2010-04-20 Richard Guenther <rguenther@suse.de>
687 PR tree-optimization/43796
688 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
689 from SCEV in the lattice.
690 (vrp_visit_phi_node): Dump change.
692 2010-04-20 Jakub Jelinek <jakub@redhat.com>
695 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
696 with non-local decl doesn't need chain.
698 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
701 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
702 calls for -fpic -m31 if they have been sibcall optimized.
704 2010-04-19 DJ Delorie <dj@redhat.com>
706 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
707 POINTER_PLUS_EXPR and fix them.
709 2010-04-19 Jie Zhang <jie@codesourcery.com>
712 * reginfo.c (reinit_regs): Set caller_save_initialized_p
715 2010-04-19 Richard Guenther <rguenther@suse.de>
717 PR tree-optimization/43572
718 * tree-tailcall.c (find_tail_calls): Verify the tail call
721 2010-04-19 Ira Rosen <irar@il.ibm.com>
723 PR tree-optimization/43771
724 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
725 load permutation doesn't have gaps.
727 2010-04-18 Matthias Klose <doko@ubuntu.com>
729 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
731 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
733 Backport from mainline:
734 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
736 * configure.ac (plugin -rdynamic test): Log result.
737 * configure: Regenerate.
738 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
739 (RDYNAMIC_SPEC): Define.
740 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
742 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
744 Backport from mainline:
745 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
747 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
748 * config/sol2-gld.h: ... here.
749 * config.gcc (sparc*-*-solaris2*): Reflect this.
750 (i[34567]86-*-solaris2*): Use it.
752 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
754 Backport from mainline:
755 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
757 * configure.ac: Determine Sun ld version numbers.
758 (comdat_group): Restrict GNU ld version checks to gld.
759 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
760 (enable_comdat): Support --enable-comdat.
761 * configure: Regenerate.
762 * doc/install.texi (Configuration): Document --enable-comdat.
764 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
766 Backport from mainline:
767 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
769 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
771 (*udivmod<mode>4): Ditto.
773 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
775 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
778 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
780 Backport from mainline:
781 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
783 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
785 2010-04-15 Richard Guenther <rguenther@suse.de>
787 PR tree-optimization/43627
788 * tree-vrp.c (extract_range_from_unary_expr): Widenings
789 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
792 2010-04-14 Richard Guenther <rguenther@suse.de>
794 * DEV-PHASE: Set back to prerelease.
795 * BASE-VER: Bump to 4.5.1.
797 2010-04-14 Release Manager
799 * GCC 4.5.0 released.
801 2010-04-13 Michael Matz <matz@suse.de>
804 * builtins.c (expand_builtin_interclass_mathfn): Also create
805 a register if the predicate doesn't match.
807 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
809 * doc/contrib.texi (Contributors, Rainer Orth): Update.
811 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
814 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
816 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
818 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
819 (Specific, *-*-solaris2*): Likewise.
820 Don't prefer Sun as over GNU as.
822 2010-04-08 Richard Guenther <rguenther@suse.de>
824 PR tree-optimization/43679
825 * tree-ssa-pre.c (eliminate): Only propagate copies.
827 2010-04-08 Jakub Jelinek <jakub@redhat.com>
830 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
831 op0 is not a MEM, just return NULL instead of assertion
833 (discover_nonconstant_array_refs): Don't walk debug stmts.
835 2010-04-07 H.J. Lu <hongjiu.lu@intel.com>
838 * config/i386/i386.c (setup_incoming_varargs_64): Align stack to
839 16byte for FP register save area.
841 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
843 * doc/install.texi (Configuration): Move description of
844 --enable-lto, --with-libelf*, --enable-gold from Java section to
847 * doc/generic.texi (Working with declarations)
848 (Function Properties, C and C++ Trees): Fix typos.
849 * doc/sourcebuild.texi (Top Level): Likewise.
851 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
853 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to
856 2010-04-06 Jakub Jelinek <jakub@redhat.com>
859 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
860 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
861 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
862 MULTI_* defines for 4 argument vpermil2p* builtins.
864 2010-04-06 Joseph Myers <joseph@codesourcery.com>
866 * doc/invoke.texi, doc/standards.texi: Refer to
867 gcc-4.5/c99status.html.
869 2010-04-06 Jakub Jelinek <jakub@redhat.com>
872 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
875 2010-04-06 Richard Guenther <rguenther@suse.de>
878 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
880 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
882 * doc/invoke.texi (Optimize Options): Document that LTO
883 won't remove object access purely due to incompatible
886 2010-04-04 Matthias Klose <doko@ubuntu.com>
888 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
891 2010-04-03 Richard Guenther <rguenther@suse.de>
894 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
895 require a non-NULL MEM_OFFSET.
897 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
899 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
900 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
901 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
902 config/alpha/predicates.md, config/arm/arm.md,
903 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
904 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
905 config/darwin9.h, config/darwin.c, config/darwin.h,
906 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
907 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
908 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
909 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
910 config/mips/mips.md, config/mn10300/mn10300.c,
911 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
912 config/rs6000/aix.h, config/rs6000/dfp.md,
913 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
914 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
915 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
916 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
917 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
918 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
919 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
920 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
921 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
922 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
923 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
924 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
925 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
926 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
927 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
928 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
929 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
930 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
931 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
932 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
933 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
934 opt-functions.awk, opth-gen.awk, params.def, passes.c,
935 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
936 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
937 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
938 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
939 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
940 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
941 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
942 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
943 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
944 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
945 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
946 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
947 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
948 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
950 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
953 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
954 * aclocal.m4: Regenerate.
956 2010-04-02 Richard Guenther <rguenther@suse.de>
958 PR tree-optimization/43629
959 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
960 if we have seen a constant value.
962 2010-04-02 Joseph Myers <joseph@codesourcery.com>
964 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for
967 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
970 * arm.c (legitimize_tls_address): Adjust call to
971 gen_tls_load_dot_plus_four.
972 (arm_note_pic_base): New function.
973 (arm_cannot_copy_insn_p): Use it.
974 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
977 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
982 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
984 * Makefile.in ($(out_object_file)): Depend on
985 gt-$(basename $(notdir $(out_file))).h.
987 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
989 * config.gcc (lm32-*-rtems*): Add t-lm32.
991 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
993 * config.gcc: Add lm32-*-rtems*.
994 * config/lm32/rtems.h: New file.
996 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
999 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
1001 2010-04-01 Jakub Jelinek <jakub@redhat.com>
1003 * dwarf2out.c (output_compilation_unit_header): For
1004 -gdwarf-4 use version 4 instead of version 3.
1005 (output_line_info): For version 4 and above emit additional
1006 maximum ops per insn header field.
1007 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
1009 * dwarf2out.c (is_c_family, is_java): Remove.
1010 (lower_bound_default): New function.
1011 (add_bound_info, gen_descr_array_type_die): Use it.
1013 2010-04-01 Dodji Seketeli <dodji@redhat.com>
1016 * dwarf2out.c (gen_variable_die): Allow debug info for variable
1017 re-declaration when it happens in a function.
1019 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
1021 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
1022 (cgraph_remove_function_insertion_hook): Same.
1023 (cgraph_call_function_insertion_hooks): Same.
1025 2010-04-01 Richard Guenther <rguenther@suse.de>
1028 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
1029 and TREE_THIS_VOLATILE.
1030 (copy_ref_info): Likewise.
1031 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
1032 * tree.c (build6_stat): Ignore side-effects of all but arg5
1033 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
1036 2010-04-01 Richard Guenther <rguenther@suse.de>
1038 PR tree-optimization/43607
1039 * ipa-type-escape.c (check_call): Do not access non-existing
1042 2010-04-01 Richard Guenther <rguenther@suse.de>
1046 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1047 Jack Howarth <howarth@bromo.med.uc.edu>
1049 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1052 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1054 * doc/install.texi (Prerequisites): Document libelf usability on
1055 IRIX 5/6 and Solaris 2.
1056 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
1057 Update GNU as, GNU ld requirements.
1058 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
1059 Document Sun Studio compiler download.
1060 Update and simplify as, ld recommendations.
1061 (Specific, *-*-solaris2.7): Note obsoletion, removal.
1063 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1065 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
1066 with_tune_32 to pentium4.
1068 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
1070 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
1072 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1074 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
1075 obsoletion, removal.
1077 Document GNU as requirement.
1078 Update configure requirements.
1079 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion,
1081 Recomment IRIX 6.5.18+.
1082 Document IDF/IDL requirement.
1083 Document GNU as requirement.
1084 Document GNU ld bootstrap failure.
1085 Remove freeware.sgi.com reference.
1087 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1089 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
1090 UNIX V4.0, V5.0 obsoletion, removal.
1091 Remove --with-gc=simple reference.
1092 Update VM requirements during bootstrap.
1093 Remove -oldas bootstrap description.
1094 Update binutils reference.
1095 Remove comparison failure note.
1097 2010-03-31 Richard Guenther <rguenther@suse.de>
1098 Zdenek Dvorak <ook@ucw.cz>
1099 Sebastian Pop <sebastian.pop@amd.com>
1102 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
1103 with multiple arguments.
1104 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
1106 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1108 * graphite-dependences.c (print_pddr): Call print_pdr with an
1110 * graphite-poly.c (debug_pdr): Add an extra argument for the
1113 (print_pbb_domain): Same.
1115 (print_scop_context): Same.
1117 (print_cloog): Same.
1118 (debug_pbb_domain): Same.
1122 (debug_scop_context): Same.
1124 (debug_cloog): Same.
1125 (print_scop_params): Same.
1126 (debug_scop_params): Same.
1127 (print_iteration_domain): Same.
1128 (print_iteration_domains): Same.
1129 (debug_iteration_domain): Same.
1130 (debug_iteration_domains): Same.
1131 (print_scattering_function): Same.
1132 (print_scattering_functions): Same.
1133 (debug_scattering_function): Same.
1134 (debug_scattering_functions): Same.
1135 * graphite-poly.h (debug_pdr): Update declaration.
1137 (print_pbb_domain): Same.
1139 (print_scop_context): Same.
1141 (print_cloog): Same.
1142 (debug_pbb_domain): Same.
1146 (debug_scop_context): Same.
1148 (debug_cloog): Same.
1149 (print_scop_params): Same.
1150 (debug_scop_params): Same.
1151 (print_iteration_domain): Same.
1152 (print_iteration_domains): Same.
1153 (debug_iteration_domain): Same.
1154 (debug_iteration_domains): Same.
1155 (print_scattering_function): Same.
1156 (print_scattering_functions): Same.
1157 (debug_scattering_function): Same.
1158 (debug_scattering_functions): Same.
1160 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1162 * graphite-poly.c (print_scattering_function_1): New.
1163 (print_scattering_function): Call it.
1164 (print_scop_params): Remove spaces at the end of lines.
1167 * graphite-poly.h (print_cloog): Declared.
1168 (debug_cloog): Declared.
1170 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1172 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1174 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1175 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1176 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1177 to switch between adding the IV bump in loop->latch or in loop->header.
1179 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1181 * graphite-poly.c (print_scattering_function): Pretty print following
1184 (print_pbb_domain): Same.
1185 (dump_gbb_cases): Same.
1186 (dump_gbb_conditions): Same.
1189 (print_scop_params): Same.
1190 (print_scop_context): Same.
1192 (print_pbb_body): New.
1193 (lst_indent_to): New.
1194 (print_lst): Start new lines with a #.
1195 * graphite-poly.h (pbb_bb): New.
1196 (pbb_index): Use pbb_bb.
1197 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1199 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1201 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1203 * dwarf2out.c (size_of_die): For -gdwarf-4 use
1204 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
1205 and 0 instead of 1 for dw_val_class_flag.
1206 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
1207 dw_val_class_range_list, dw_val_class_loc_list,
1208 dw_val_class_lineptr and dw_val_class_macptr, use
1209 DW_FORM_flag_present for dw_val_class_flag and
1210 DW_FORM_exprloc for dw_val_class_loc.
1211 (output_die): For -gdwarf-4 print dw_val_class_loc
1212 size as uleb128 instead of 1 or 2 bytes and don't print
1213 anything for dw_val_class_flag.
1215 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
1216 instead of cselib_lookup following by tweaking locs->setting_insn.
1219 * cselib.c (cselib_process_insn): Clear cselib_current_insn
1220 even before returning from label, setjmp call or volatile asm
1223 2010-03-31 Richard Guenther <rguenther@suse.de>
1226 * cgraphunit.c (cgraph_output_in_order): Do not allocate
1227 temporary data on stack.
1229 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1231 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
1232 (PUSHSECTION_ASM_OP): Remove.
1233 (POPSECTION_ASM_OP): Remove.
1234 (PUSHSECTION_FORMAT): Remove.
1235 * config/sol2.h (PUSHSECTION_FORMAT): Define.
1236 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
1237 * config/sol2.c (solaris_output_init_fini): Use it.
1239 2010-03-31 Jie Zhang <jie@codesourcery.com>
1242 * opt-functions.awk (var_type_struct): Use signed char type
1243 for simple variables.
1245 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1247 * config/sol2.c: Include output.h.
1248 (solaris_assemble_visibility): New function.
1249 * config/t-sol2 (sol2.o): Add output.h dependency.
1250 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
1251 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
1254 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1257 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
1258 V2SImode or XFmode on PRE_DEC.
1261 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
1264 2010-03-31 Jie Zhang <jie@codesourcery.com>
1267 * reload.h (caller_save_initialized_p): Declare.
1268 * toplev.c (backend_init_target): Don't call
1269 init_caller_save but set caller_save_initialized_p to false.
1270 * caller-save.c (caller_save_initialized_p): Define.
1271 (init_caller_save): Check caller_save_initialized_p.
1272 * ira.c (ira): Call init_caller_save if flag_caller_saves.
1274 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1277 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
1278 and soft-fp/t-softfp to tmake_file.
1279 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
1280 (LIBGCC2_TF_CEXT): Define.
1283 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
1286 * cselib.c (n_useless_values): Document handling of debug locs.
1287 (n_useless_debug_values, n_debug_values): New variables.
1288 (new_elt_loc_list): Don't add to debug values, keep count.
1289 (promote_debug_loc): New.
1290 (cselib_reset_table): Zero new variables.
1291 (entry_and_rtx_equal_p): Promote debug locs.
1292 (discard_useless_locs): Increment n_useless_debug_values for
1294 (remove_useless_values): Adjust n_useless_values and n_debug_values
1295 with n_useless_debug_values.
1296 (add_mem_for_addr): Promote debug locs.
1297 (cselib_lookup_mem): Likewise.
1298 (cselib_lookup_addr): Renamed to...
1299 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
1300 (cselib_log_lookup): ... this. Turn into...
1301 (cselib_lookup_addr): ... new wrapper.
1302 (cselib_lookup_from_insn): New.
1303 (cselib_invalidate_regno): Increment n_useless_debug_values for
1305 (cselib_invalidate_mem): Likewise.
1306 (cselib_process_insn): Take n_deleted and n_debug_values into
1307 account to guard remove_useless_value call.
1308 (cselib_finish): Zero n_useless_debug_values.
1309 * cselib.h (cselib_lookup_from_insn): Declare.
1310 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
1311 (sched_analyze_2): Likewise.
1313 2010-03-30 Jakub Jelinek <jakub@redhat.com>
1315 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
1317 (adjust_mems): Replace narrowing SUBREG of expression containing
1318 just PLUS, MINUS, MULT and ASHIFT of registers and constants
1319 with operations in the narrower mode.
1322 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
1323 regs_invalidated_by_call instead all call_used_reg_set registers.
1325 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
1328 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
1329 pointer comparisons with types_compatible_p.
1330 * tree-vect-stmts.c (vectorizable_call): Same.
1331 (vectorizable_condition): Same.
1333 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1335 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
1336 stack check if the mask would be zero.
1338 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1339 Jack Howarth <howarth@bromo.med.uc.edu>
1341 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1344 2010-03-30 Joseph Myers <joseph@codesourcery.com>
1347 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
1349 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
1350 Include ___unordxf2 and ___unordtf2.
1351 * config/i386/libgcc-glibc.ver: Do not define inheritance from
1354 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
1356 * config/lm32/t-lm32: New file.
1357 * config.gcc: Use the above file when targetting lm32.
1359 2010-03-28 Duncan Sands <baldrick@free.fr>
1361 * Makefile.in (PLUGIN_HEADERS): Add except.h.
1363 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1366 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
1367 Improve vectorization cost model diagnostic.
1369 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1372 * tree-vect-data-refs.c (vect_analyze_data_refs): When
1373 compute_data_dependences_for_loop returns false, early exit
1374 and output an extra diagnostic for the failed data reference
1377 2010-03-29 Richard Guenther <rguenther@suse.de>
1379 PR tree-optimization/43560
1380 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
1381 (can_sm_ref_p): Treat stores to readonly locations as trapping.
1383 2010-03-29 Jie Zhang <jie@codesourcery.com>
1386 * toplev.c (process_options): Set optimization_default_node
1387 and optimization_current_node.
1388 * opts.c (decode_options): Don't set optimization_default_node
1389 and optimization_current_node.
1391 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
1393 * config/rtems.h: Abandon -qrtems_debug.
1395 2010-03-28 Jan Hubicka <jh@suse.cz>
1397 PR tree-optimization/43505
1398 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
1399 map should not be copied.
1401 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1404 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
1405 cdtors, set DECL_PRESERVE_P.
1406 * ipa.c (cgraph_externally_visible_p): Return true if declaration
1409 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
1411 PR tree-optimization/43528
1412 * stor-layout.c (place_field): Check that constant fits into
1413 unsigned HWI when skipping calculation of MS bitfield layout.
1415 2010-03-27 Jan Hubicka <jh@suse.cz>
1418 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
1419 notice_global_symbol work.
1421 2010-03-27 Jakub Jelinek <jakub@redhat.com>
1423 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
1424 instead of dwarf2out_decl.
1425 (struct var_loc_node): Remove section_label field.
1426 (dwarf2out_function_decl): New function.
1427 (dwarf2out_var_location): Don't set section_label field.
1428 (dwarf2out_begin_function): Don't empty decl_loc_table here.
1430 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1432 PR tree-optimization/43544
1433 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1434 First argument for builtin vectorized function hook is now a
1435 tree to be able to distinguish between machine specific and
1437 * targhooks.c (default_builtin_vectorized_function): Ditto.
1438 * targhooks.h (default_builtin_vectorized_function): Ditto.
1439 * target.h (struct gcc_target): Ditto.
1440 * tree-vect-stmts.c (vectorizable_function): Ditto.
1441 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
1442 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1445 2010-03-26 Joseph Myers <joseph@codesourcery.com>
1448 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
1449 nested binding iff it is a FUNCTION_DECL.
1450 (store_parm_decls_newstyle): Pass nested=true to bind for
1451 FUNCTION_DECLs amongst parameters.
1453 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1455 * var-tracking.c (vt_expand_loc_callback): Don't run
1456 cselib_expand_value_rtx_cb in dummy mode if
1457 cselib_dummy_expand_value_rtx_cb returned false.
1459 * var-tracking.c (emit_note_insn_var_location): For one part
1460 notes with offset 0, don't add EXPR_LIST around the location.
1461 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
1462 add_location_or_const_value_attribute): Adjust for that change.
1465 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
1466 into first operand and location into second.
1467 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
1468 dw_cfi_oprnd_loc for DW_CFA_expression.
1469 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
1470 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
1471 assume first argument is regnum and second argument is location.
1473 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1476 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1477 of scratch register to DImode. Split to DImode comparison operator.
1478 Use SImode subreg of scratch register in the multiplication.
1479 (*cmp_sadd_sidi): Ditto.
1480 (*cmp_ssub_si): Ditto.
1481 (*cmp_ssub_sidi): Ditto.
1483 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1486 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
1487 Remove invalid assert and wrong comment.
1489 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1492 * flags.h (final_insns_dump_p): New extern.
1493 * final.c (final_insns_dump_p): New variable.
1494 (rest_of_clean_state): Set it before -fdump-final-insns=
1495 dumping, clear afterwards.
1496 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
1497 MEM_ALIAS_SET on MEMs.
1499 2010-03-26 David S. Miller <davem@davemloft.net>
1501 * configure.ac: Fix sparc GOTDATA_OP bug check.
1502 * configure: Rebuild.
1504 2010-03-26 Alan Modra <amodra@gmail.com>
1506 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
1508 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1510 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
1511 TLS_SECTION_ASM_FLAG.
1513 2010-03-25 Jakub Jelinek <jakub@redhat.com>
1516 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
1517 Clear first_function_block_is_cold.
1520 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
1521 argument if the argument is truth_value_p.
1523 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1525 * config/rs6000/constraints.md: Update copyright year for my changes.
1528 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
1529 used in reg+reg addressing, swap registers.
1531 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1534 * target.h (struct gcc_target): Add code_end hook.
1535 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
1537 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
1538 * toplev.c (compile_file): Call targetm.asm_out.code_end
1539 hook before unwind info/debug info output.
1540 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
1541 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
1542 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1543 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
1544 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1545 * config/i386/i386.c (ix86_file_end): Renamed to...
1546 (ix86_code_end): ... this. Make static. Don't call
1547 file_end_indicate_exec_stack. Emit unwind info using
1548 final_start_function/final_end_function.
1549 (darwin_x86_file_end): Remove.
1550 (TARGET_ASM_CODE_END): Define.
1551 * config/i386/i386.h (TARGET_ASM_FILE_END,
1552 NEED_INDICATE_EXEC_STACK): Don't define.
1553 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
1554 (TARGET_ASM_FILE_END): Define to darwin_file_end.
1555 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
1556 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
1559 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
1560 at the beginning and final_end_function at the end.
1561 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1563 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1565 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
1566 and Sun as TLS syntax.
1567 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
1568 * configure: Regenerate.
1569 * config.in: Regenerate.
1570 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
1571 (default_elf_asm_named_section): Use it.
1572 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
1573 (i386_output_dwarf_dtprel): Likewise.
1574 (output_addr_const_extra): Likewise.
1575 (output_pic_addr_const): Lowercase @GOTTPOFF.
1576 (output_addr_const_extra): Likewise.
1577 (output_pic_addr_const): Lowercase @GOTNTPOFF.
1578 (output_addr_const_extra): Likewise.
1579 (output_pic_addr_const): Lowercase @INDNTPOFF.
1580 (output_addr_const_extra): Likewise.
1581 (output_pic_addr_const): Lowercase @NTPOFF.
1582 (output_addr_const_extra): Likewise.
1583 (output_pic_addr_const): Lowercase @TPOFF.
1584 (output_addr_const_extra): Likewise.
1585 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
1586 (*tls_global_dynamic_64): Likewise.
1587 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
1588 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
1590 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
1591 (ASM_OUTPUT_TLS_COMMON): Use it.
1592 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
1595 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
1596 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
1597 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
1598 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1599 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1600 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
1602 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1604 * config/i386/i386.c (override_options): Don't accept
1605 -mtls-dialect=sun any longer.
1606 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
1607 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
1608 (*tls_local_dynamic_base_32_sun): Likewise.
1609 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1611 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1614 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1615 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
1618 * ira.c (adjust_cleared_regs): New function.
1619 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
1623 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
1625 * expr.c (expand_expr_real): Restore previous
1626 curr_insn_source_location and curr_insn_block after
1627 expand_expr_real_1 call.
1628 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
1629 instead of expand_expr_real_1.
1631 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
1633 PR rtl-optimization/43413
1634 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
1637 2010-03-22 James E. Wilson <wilson@codesourcery.com>
1640 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
1641 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
1643 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
1645 * config/i386/i386.c (ix86_target_string): Add -mfma.
1646 Fix a typo in comment.
1648 2010-03-22 Mike Stump <mikestump@comcast.net>
1651 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
1652 Don't overly align based upon packed packed fields.
1654 2010-03-22 Jason Merrill <jason@redhat.com>
1656 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
1657 Use () rather than [], and move before the element type.
1659 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1661 * doc/configfiles.texi (Configuration Files): Removed
1662 fixinc/Makefile*, intl/Makefile.*.
1663 * doc/makefile.texi: Fixed markup. Abstract from version
1664 control system used.
1665 (Makefile): Removed obsolete gcc/java/parse.y example.
1666 * doc/sourcebuild.texi: Likewise.
1667 (Top Level): Added config, gnattools, libdecnumber, libgcc,
1668 libgomp, libssp. Removed fastjar.
1669 (Miscellaneous Docs): Clarify location.
1670 Added COPYING3, COPYING3.LIB.
1671 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
1673 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1676 * config/i386/i386.c (x86_function_profiler)
1677 [!NO_PROFILE_COUNTERS]: Fix typo.
1678 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
1681 2010-03-22 Janis Johnson <janis187@us.ibm.com>
1682 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1684 * doc/sourcebuild.texi (Test Directives): Split into six
1685 subsections, with most of the current text in new subsections
1686 Directives, Selectors, and Final Actions.
1687 (Directives): Split list of test directives into multiple
1689 (Selectors): Describe use and syntax of selectors.
1690 (Effective-Target Keywords): Describe all existing keywords.
1691 (Add Options): Describe features for dg-add-options.
1692 (Require Support): Describe variants of dg-require-support.
1693 (Final Actions): Describe commands to use in dg-final.
1695 2010-03-22 Michael Matz <matz@suse.de>
1698 * recog.c (validate_replace_rtx_group): Replace also in
1699 REG_EQUAL and REG_EQUIV notes.
1701 2010-03-22 Richard Guenther <rguenther@suse.de>
1703 PR tree-optimization/43390
1704 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
1705 sure vector extracts are type correct.
1707 2010-03-22 Richard Guenther <rguenther@suse.de>
1710 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
1711 x * sqrt (x) even when optimizing for size if the target
1712 has native support for sqrt.
1714 2010-03-22 Jakub Jelinek <jakub@redhat.com>
1716 * varasm.c (make_decl_rtl_for_debug): Also clear
1717 flag_mudflap for the duration of make_decl_rtl call.
1720 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
1721 locs from preserved VALUEs.
1723 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1726 * pa.md (movmemsi): Set align to one if zero.
1727 (movmemdi): Likewise.
1729 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
1732 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
1733 with their corresponding prologue pushes.
1735 2010-03-20 Andrew Pinski <pinskia@gmail.com>
1738 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
1739 at the begining or end.
1740 (spu_expand_epilogue): Likewise.
1742 2010-03-20 Richard Guenther <rguenther@suse.de>
1744 PR rtl-optimization/43438
1745 * combine.c (make_extraction): Properly zero-/sign-extend an
1746 extraction of the low part of a CONST_INT. Also handle
1749 2010-03-19 Mike Stump <mikestump@comcast.net>
1751 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
1752 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
1753 (override_options): Use SUBTARGET32_DEFAULT_CPU.
1755 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1758 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
1761 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
1763 PR rtl-optimization/42258
1764 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
1765 use that may match DEF.
1768 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
1769 the cost of loading the constant rather than assuming
1771 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
1772 outer code is AND, do the same tests as the andsi3 expander and
1773 return COSTS_N_INSNS (1) if and is cheap.
1775 * optabs.c (avoid_expensive_constant): Fix formatting.
1777 2010-03-19 Michael Matz <matz@suse.de>
1780 * attribs.c (decl_attributes): When rebuilding a function pointer
1781 type use the same qualifiers as the original pointer type.
1783 2010-03-19 Martin Jambor <mjambor@suse.cz>
1785 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
1786 and is_gimple_ip_invariant_address.
1788 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1791 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1793 * config/arm/arm.c (arm_override_options): Turn off
1794 flag_dwarf2_cfi_asm for AAPCS variants.
1796 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1799 * config/arm/arm.c (emit_multi_reg_push): Update comments.
1800 Use PRE_MODIFY instead of PRE_DEC.
1801 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
1802 (vfp_emit_fstmd): Likewise.
1804 2010-03-19 Michael Matz <matz@suse.de>
1807 * builtins.c (expand_builtin_interclass_mathfn,
1808 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
1811 2010-03-19 Richard Guenther <rguenther@suse.de>
1813 PR tree-optimization/43415
1814 * tree-ssa-pre.c (phi_translate): Split out worker to ...
1815 (phi_translate_1): ... this.
1816 (phi_translate): Move all caching here. Cache all NARY
1817 and REFERENCE translations.
1819 2010-03-19 David S. Miller <davem@davemloft.net>
1821 With help from Eric Botcazou.
1822 * config/sparc/sparc.c: Include dwarf2out.h.
1823 (emit_pic_helper): Delete.
1824 (pic_helper_symbol_name): Delete.
1825 (pic_helper_emitted_p): Delete.
1826 (pic_helper_needed): New.
1827 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
1828 (get_pc_thunk_name): New.
1829 (load_pic_register): Remove 'delay_pic_helper' arg. Use
1830 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
1831 Set pic_helper_needed to true. Don't call emit_pic_helper.
1832 (sparc_expand_prologue): Update load_pic_register call.
1833 (sparc_output_mi_thunk): Likewise.
1834 (sparc_file_end): Emit a hidden comdat symbol for the PIC
1835 thunk if possible. Output CFI information as needed.
1837 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1838 Jack Howarth <howarth@bromo.med.uc.edu>
1841 * config/i386/i386.h: Fix ABI on darwin x86-32.
1843 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
1845 * tree.h: Declare make_decl_rtl_for_debug.
1846 * varasm.c (make_decl_rtl_for_debug): New.
1847 * dwarf2out.c (rtl_for_decl_location): Call it.
1848 * cfgexpand.c (expand_debug_expr): Call it.
1850 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1853 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
1857 * var-tracking.c (vt_init_cfa_base): Do nothing if
1858 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
1860 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
1863 * var-tracking.c (canonicalize_vars_star): New.
1864 (dataflow_post_merge_adjust): Use it.
1866 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1869 * var-tracking.c (non_suitable_const): New function.
1870 (add_uses): For DEBUG_INSNs with constants, don't record any
1871 value, instead just the constant value itself.
1872 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
1873 is not VAR_LOC_UNKNOWN_P, set var to the constant.
1874 (emit_notes_in_bb): Likewise.
1875 (emit_note_insn_var_location): For onepart variables if
1876 cur_loc is a VOIDmode constant, use DECL_MODE.
1878 2010-03-18 Martin Jambor <mjambor@suse.cz>
1881 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
1882 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
1883 all non-clones. Moved call redirection...
1884 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
1885 (cgraph_materialize_all_clones): Dispose of all
1886 combined_args_to_skip bitmaps.
1887 (verify_cgraph_node): Do not check for edges pointing to wrong
1888 nodes in inline clones.
1889 * tree-inline.c (copy_bb): Call
1890 cgraph_redirect_edge_call_stmt_to_callee.
1891 * ipa.c (cgraph_remove_unreachable_nodes): Call
1892 cgraph_node_remove_callees even when there are used clones.
1894 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1896 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
1898 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1901 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
1904 2010-03-18 Michael Matz <matz@suse.de>
1907 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
1908 into sqrt(x) if we need to preserve signed zeros.
1910 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
1911 Eric Botcazou <ebotcazou@adacore.com>
1913 PR rtl-optimization/43360
1914 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
1915 note if we don't know its invariant status.
1917 2010-03-18 Michael Matz <matz@suse.de>
1919 PR tree-optimization/43402
1920 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
1921 PHI chains of ssa names registered for update.
1923 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
1926 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
1927 non-offsettable and pre_modify update addressing.
1928 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
1929 and "2" alternatives "#".
1930 (*movdd_softfloat32): Make all alternatives "#";
1931 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
1932 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
1933 (*movdf_softfloat32): Make all alternatives "#";
1934 (movdi): Use the new DIFD mode iterator to create a common splitter
1935 for movdi, movdf and movdd patterns.
1937 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
1939 * common.opt (dumpdir): Remove redundant tab.
1941 2010-03-17 Martin Jambor <mjambor@suse.cz>
1943 PR tree-optimization/43347
1944 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
1945 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
1947 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
1949 PR rtl-optimization/42216
1950 * regrename.c (create_new_chain): New function, broken out from...
1951 (scan_rtx_reg): ... here. Call it. Handle the case where we are
1952 appending a use to an empty chain.
1953 (build_def_use): Remove previous changes that convert OP_INOUT to
1954 OP_OUT operands; instead detect the case where an OP_INOUT operand
1955 uses a previously untracked register and create an empty chain for it.
1957 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1959 * doc/extend.texi (Function Attributes): Rewrite unfinished
1960 sentence in ms_abi documentation.
1962 2010-03-17 Alan Modra <amodra@gmail.com>
1964 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
1965 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
1966 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
1967 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
1969 2010-03-16 Richard Henderson <rth@redhat.com>
1972 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
1973 (lower_try_finally): Save and restore eh_seq around the expansion
1976 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1978 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
1979 statements before splitting block.
1981 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1983 * doc/sourcebuild.texi (Testsuites): Fix markup.
1984 Use pathnames relative to gcc/testsuite.
1985 (Test Directives): Move description of how timeout is determined.
1986 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
1987 (C Tests): Correct gcc.misc-tests directory.
1988 Framework tests now live in gcc.test-framework.
1990 2010-03-16 Richard Guenther <rguenther@suse.de>
1993 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
1994 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
1996 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1997 Alexandre Oliva <aoliva@redhat.com>
1999 PR tree-optimization/42917
2000 * lambda-code.c (remove_iv): Skip debug statements.
2001 (lambda_loopnest_to_gcc_loopnest): Likewise.
2002 (not_interesting_stmt): Debug statements are not interesting.
2004 2010-03-16 Jakub Jelinek <jakub@redhat.com>
2008 * cselib.c (cselib_preserve_constants,
2009 cfa_base_preserved_val): New static variables.
2010 (preserve_only_constants): New function.
2011 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2012 clear its REG_VALUES. If cselib_preserve_constants, don't
2013 empty the whole hash table, but preserve there VALUEs with constants,
2014 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2015 (cselib_preserve_cfa_base_value): New function.
2016 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2017 (cselib_init): Change argument to int bitfield. Set
2018 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2020 (cselib_finish): Clear cselib_preserve_constants and
2021 cfa_base_preserved_val.
2022 * cselib.h (enum cselib_record_what): New enum.
2023 (cselib_init): Change argument to int.
2024 (cselib_preserve_cfa_base_value): New prototype.
2025 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
2026 * dse.c (dse_step1): Likewise.
2027 * cfgcleanup.c (thread_jump): Likewise.
2028 * sched-deps.c (sched_analyze): Likewise.
2029 * gcse.c (local_cprop_pass): Likewise.
2030 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
2031 If FN is non-NULL, call the callback always and whenever it returns
2032 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
2033 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
2034 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
2035 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
2036 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
2037 * var-tracking.c: Include recog.h.
2038 (bb_stack_adjust_offset): Remove.
2039 (vt_stack_adjustments): Don't call it, instead just gather the
2040 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
2041 (adjust_stack_reference): Remove.
2042 (compute_cfa_pointer): New function.
2043 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
2044 (struct adjust_mem_data): New type.
2045 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
2047 (get_address_mode): New function.
2048 (replace_expr_with_values): Use it.
2049 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
2050 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
2051 (adjust_sets): Remove.
2052 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
2053 Use get_address_mode.
2054 (get_adjusted_src): Remove.
2055 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
2056 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
2057 (add_with_sets): Don't call adjust_sets.
2058 (fp_setter, vt_init_cfa_base): New functions.
2059 (vt_initialize): Change return type to bool. Move most of pool etc.
2060 initialization to the beginning of the function from end. Pass
2061 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
2062 If !frame_pointer_needed, call vt_stack_adjustment before mos
2063 vector is filled, call vt_init_cfa_base if argp/framep has been
2064 eliminated to sp. If frame_pointer_needed and argp/framep has
2065 been eliminated to hard frame pointer, set
2066 hard_frame_pointer_adjustment and call vt_init_cfa_base after
2067 encountering fp setter in the prologue. For MO_ADJUST, call
2068 log_op_type before pusing the op into mos vector, not afterwards.
2069 Call adjust_insn before cselib_process_insn/add_with_sets,
2070 call cancel_changes (0) afterwards.
2071 (variable_tracking_main_1): Adjust for vt_initialize calling
2072 vt_stack_adjustments and returning whether it succeeded or not.
2074 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
2076 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
2079 2010-03-15 Jakub Jelinek <jakub@redhat.com>
2081 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
2083 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
2084 drap_reg has not been set.
2086 2010-03-15 Michael Matz <matz@suse.de>
2089 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
2090 use it to expand block copies.
2091 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2092 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
2093 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
2095 2010-03-15 Richard Guenther <rguenther@suse.de>
2097 PR tree-optimization/43367
2098 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
2101 2010-03-15 Richard Guenther <rguenther@suse.de>
2103 PR tree-optimization/43317
2104 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
2106 2010-03-15 Martin Jambor <mjambor@suse.cz>
2108 PR tree-optimization/43141
2109 * tree-sra.c (create_abstract_origin): New function.
2110 (modify_function): Call create_abstract_origin.
2112 2010-03-15 Chris Demetriou <cgd@google.com>
2114 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
2117 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2120 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
2121 call insert_out_of_ssa_copy for default definitions.
2123 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2125 * graphite-clast-to-gimple.c (my_long_long): Defined.
2126 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
2127 * graphite-sese-to-poly.c (my_long_long): Defined.
2128 (scop_ivs_can_be_represented): Use it.
2130 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2132 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
2133 graphite-max-bbs-per-function, and loop-block-tile-size.
2134 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
2136 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
2138 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2140 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
2141 forward declaration.
2142 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
2143 (add_upper_bounds_from_estimated_nit): New.
2144 (build_loop_iteration_domains): Use it.
2146 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2148 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
2150 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2153 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
2154 should be an INTEGER_CST. Also handle CASE_CONVERT.
2156 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2158 * graphite.c (graphite_initialize): To bound the number of bbs per
2159 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
2160 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
2161 * doc/invoke.texi: Document it.
2163 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2165 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
2166 * graphite-sese-to-poly.h (build_poly_scop): Same.
2168 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2170 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
2171 the number of parameters in the scop. Use as an upper bound
2172 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
2173 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
2174 * doc/invoke.texi: Document it.
2176 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
2178 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
2179 * doc/c-tree.texi: Remove.
2180 * doc/generic.texi: Merge c-tree.texi here.
2181 * doc/gccint.texi (Trees): Remove menu entry.
2182 (c-tree.texi): Remove @include.
2183 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
2184 * doc/languages.texi (Reading RTL): Ditto.
2186 2010-03-12 Steve Ellcey <sje@cup.hp.com>
2189 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
2191 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2194 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
2195 code added to work around reload clobbering CONST insns.
2197 2010-03-12 Jakub Jelinek <jakub@redhat.com>
2199 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
2200 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
2201 (cselib_preserve_only_values): Remove retain argument, don't
2202 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
2203 * cselib.h (cselib_preserve_only_values): Remove retain argument.
2204 * var-tracking.c (micro_operation): Move insn field before union.
2205 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
2206 (struct variable_tracking_info_def): Remove n_mos field, change
2207 mos into a vector of micro_operations.
2208 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
2209 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
2210 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
2211 changing into a vector.
2212 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
2213 come before all other uops generated by add_stores.
2214 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
2216 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
2217 a vector. Run just one pass over the bbs instead of separate counting
2218 and computation phase.
2219 (vt_finalize): Free VTI (bb)->mos vector instead of array.
2222 * tree-inline.c (remap_decls): Put old_var rather than origin_var
2223 into *nonlocalized_list vector.
2224 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
2225 even if origin is non-NULL.
2226 (gen_variable_die): Likewise.
2227 (process_scope_var): Don't change origin.
2228 (gen_decl_die): Likewise.
2229 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
2230 before adding new edges instead of after it, fix moving over
2233 2010-03-11 David S. Miller <davem@davemloft.net>
2235 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
2237 * configure: Rebuild.
2239 2010-03-11 Martin Jambor <mjambor@suse.cz>
2241 PR tree-optimization/43257
2242 * tree.c (assign_assembler_name_if_neeeded): New function.
2243 (free_lang_data_in_cgraph): Assembler name assignment moved to the
2245 * tree.h (assign_assembler_name_if_neeeded): Declare.
2246 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
2247 the function if needed.
2249 2010-03-11 Chris Demetriou <cgd@google.com>
2251 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
2252 include/stdint-gcc.h, and include/stdint.h world-readable.
2254 2010-03-11 Richard Guenther <rguenther@suse.de>
2256 PR tree-optimization/43255
2257 * tree-vrp.c (process_assert_insertions_for): Do not insert
2258 asserts for trivial conditions.
2260 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2262 PR tree-optimization/43280
2263 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
2264 generation. Move calculation of size out of the if branch.
2265 (find_bswap): Modify compare number generation.
2267 2010-03-11 Richard Guenther <rguenther@suse.de>
2270 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
2271 (input_gimple_stmt): Fixup handled component types during
2272 operand read. Also fix up decls in ADDR_EXPRs.
2274 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
2276 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
2277 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
2279 2010-03-10 Jan Hubicka <jh@suse.cz>
2282 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
2283 * varasm.c (get_variable_section): Don't do that here...
2284 (make_decl_rtl): ... and here.
2285 (do_assemble_alias): Produce decl RTL.
2286 (assemble_alias): Likewise.
2288 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2291 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
2292 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
2294 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
2295 (based_loc_descr): Only express drap or vdrap regno based expressions
2296 using DW_OP_fbreg when not optimizing.
2297 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
2298 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
2299 REG_CFA_SET_VDRAP note.
2301 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
2303 PR tree-optimization/43236
2304 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
2305 error in calculation of base address in reverse iteration case.
2306 (generate_builtin): Take number of latch executions if the statement
2309 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
2312 * tree-eh.c: Include pointer-set.h.
2313 (lower_eh_dispatch): Filter out duplicate case labels and
2314 remove the unneeded edge when the label is unused. Return
2315 true when some edges are removed.
2316 (execute_lower_eh_dispatch): When any lowering resulted in
2317 removing an edge, also delete unreachable blocks.
2319 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2322 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
2323 UNSPEC_MACHOPIC_OFFSET.
2325 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
2328 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2329 (m68k_delegitimize_address): New function.
2331 2010-03-09 Jakub Jelinek <jakub@redhat.com>
2334 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
2337 * var-tracking.c (adjust_sets): New function.
2338 (count_with_sets, add_with_sets): Use it.
2339 (get_adjusted_src): New inline function.
2340 (add_stores): Use it.
2343 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
2344 call cselib_dummy_expand_value_rtx_cb instead of
2345 cselib_expand_value_rtx_cb.
2348 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
2349 * config/i386/i386.c: Include debug.h and dwarf2out.h.
2350 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
2351 and .cfi_endproc around the pic thunks.
2352 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
2353 all queued unwind info register saves are saved before the call.
2354 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
2355 considered as sp-=4 for unwind info and the pop as sp+=4 which
2356 also clobbers dest, but doesn't actually restore it.
2359 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
2360 RTX_FRAME_RELATED_P.
2362 2010-03-09 Jie Zhang <jie@codesourcery.com>
2364 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
2365 whitespaces in output template.
2367 2010-03-09 Jie Zhang <jie@codesourcery.com>
2369 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
2372 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2374 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
2375 builtins.exp in a separate job.
2377 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2379 * graphite-sese-to-poly.c (add_param_constraints): Use
2380 lower_bound_in_type and upper_bound_in_type.
2382 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2384 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
2385 instead of unsigned_type_node.
2387 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2388 Reza Yazdani <reza.yazdani@amd.com>
2391 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
2392 on pointer type parameters.
2394 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2398 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
2399 handle conversions from pointer to integers.
2400 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
2401 induction variable, to be able to work with code generated by CLooG.
2402 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
2403 (build_poly_scop): Bail out if we cannot codegen a loop.
2405 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2407 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
2408 code generation with gloog_error.
2410 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2412 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
2413 Call fold_convert on all the returned values.
2414 (expand_scalar_variables_expr): Pass to
2415 expand_scalar_variables_ssa_name the type of the resulting expression.
2417 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2419 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
2420 ppl_min_for_le_pointset.
2421 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
2422 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
2424 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2426 * graphite-dependences.c (map_into_dep_poly): Removed.
2427 (dependence_polyhedron_1): Use combine_context_id_scat.
2429 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2431 * graphite-poly.h (struct poly_scattering): Add layout documentation.
2432 (struct poly_bb): Same.
2433 (combine_context_id_scat): New.
2435 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2438 * sese.c (name_defined_in_loop_p): Return false for default
2441 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2443 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
2444 and clean up the logic.
2446 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2448 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
2451 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2453 * var-tracking.c (remove_cselib_value_chains): Define only for
2455 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
2456 delete_slot_part, emit_notes_for_differences_1): Don't call
2457 remove_cselib_value_chains here.
2458 (set_slot_part, emit_notes_for_differences_2): Don't call
2459 add_cselib_value_chains here.
2460 (preserved_values): New vector.
2461 (preserve_value): New function.
2462 (add_uses, add_stores, vt_add_function_parameters): Use it
2463 instead of cselib_preserve_value.
2464 (changed_values_stack): New vector.
2465 (check_changed_vars_0): New function.
2466 (check_changed_vars_1, check_changed_vars_2): Use it.
2467 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
2468 changed_values_stack VALUEs.
2469 (vt_emit_notes): For all preserved_values call
2470 add_cselib_value_chains. If ENABLE_CHECKING call
2471 remove_cselib_value_chains before verifying value_chains is empty.
2472 Initialize and free changed_values_stack.
2473 (vt_initialize): Initialize preserved_values.
2474 (vt_finalize): Free preserved_values.
2476 2010-03-08 Richard Guenther <rguenther@suse.de>
2478 PR tree-optimization/43269
2479 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
2482 2010-03-08 Martin Jambor <mjambor@suse.cz>
2484 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
2485 (ipa_is_param_called): Removed.
2486 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
2487 (ipa_print_node_params): Do not print the called flag.
2488 (ipa_write_node_info): Do not stream the called flag.
2489 (ipa_read_node_info): Likewise.
2491 2010-03-07 Jakub Jelinek <jakub@redhat.com>
2494 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
2495 * cselib.c (struct expand_value_data): Add dummy field.
2496 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
2498 (cselib_dummy_expand_value_rtx_cb): New function.
2499 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
2501 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
2502 * var-tracking.c: Include pointer-set.h.
2503 (variable): Change n_var_parts to char from int. Add
2504 cur_loc_changed and in_changed_variables fields.
2505 (variable_canonicalize): Remove.
2506 (shared_var_p): New inline function.
2507 (unshare_variable): Maintain cur_loc_changed and
2508 in_changed_variables fields. If var was in changed_variables,
2509 replace it there with new_var. Just copy cur_loc instead of
2510 resetting it to something else.
2511 (variable_union): Don't recompute cur_loc. Use shared_var_p.
2512 (dataflow_set_union): Don't call variable_canonicalize.
2513 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
2514 of their DEBUG_EXPR_TREE_DECLs.
2515 (canonicalize_loc_order_check): Verify that cur_loc is NULL
2516 and in_changed_variables and cur_loc_changed is false.
2517 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
2518 and cur_loc_changed. Don't update cur_loc here.
2519 (variable_merge_over_src): Don't call variable_canonicalize.
2520 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
2521 removing loc that is equal to cur_loc, clear cur_loc,
2522 set cur_loc_changed and ensure variable_was_changed is called.
2523 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
2524 compare pointers in cur_loc check, if it is equal to loc,
2525 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
2526 (variable_different_p): Remove compare_current_location argument,
2527 don't compare cur_loc.
2528 (dataflow_set_different_1): Adjust variable_different_p caller.
2529 (variable_was_changed): If dv had some var in changed_variables
2530 already, reset in_changed_variables flag for it and propagate
2531 cur_loc_changed over to the new variable. On empty var
2532 always set cur_loc_changed. Set in_changed_variables on whatever
2533 var is added to changed_variables.
2534 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
2535 Use shared_var_p. When removing loc that is equal to cur_loc,
2536 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
2537 end, don't set it to something else, just call variable_was_changed.
2538 (delete_slot_part): Use shared_var_p. When cur_loc equals to
2539 loc being removed, clear cur_loc and set cur_loc_changed.
2540 Set cur_loc_changed if all locations have been removed.
2541 (struct expand_loc_callback_data): New type.
2542 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
2543 allocated. Always create SUBREGs if simplify_subreg failed.
2544 Prefer to use cur_loc, when that fails and still in
2545 changed_variables (and seen first time) recompute it. Set
2546 cur_loc_changed of variables which had to change cur_loc and
2547 compute elcd->cur_loc_changed if any of the subexpressions used
2548 had to change cur_loc.
2549 (vt_expand_loc): Adjust to pass arguments in
2550 expand_loc_callback_data structure.
2551 (vt_expand_loc_dummy): New function.
2552 (emitted_notes): New variable.
2553 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
2554 that weren't used for any other decl in current
2555 emit_notes_for_changes call call vt_expand_loc_dummy to update
2556 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
2557 first loc_chain location if NULL before. Always use just
2558 cur_loc instead of first loc_chain location. When cur_loc_changed
2559 is false, when not --enable-checking=rtl just don't emit any note.
2560 When rtl checking, compute the note and assert it is the same
2561 as previous note. Clear cur_loc_changed and in_changed_variables
2562 at the end before removing from changed_variables.
2563 (check_changed_vars_3): New function.
2564 (emit_notes_for_changes): Traverse changed_vars to call
2565 check_changed_vars_3 on each changed var.
2566 (emit_notes_for_differences_1): Clear cur_loc_changed and
2567 in_changed_variables. Recompute cur_loc of new_var.
2568 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
2569 (vt_emit_notes): Initialize and destroy emitted_notes.
2571 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
2573 PR rtl-optimization/42220
2574 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
2575 Use verify_reg_tracked to determine if we should use OP_OUT rather
2577 (build_def_use): If we see an in-out operand for a register that we
2578 know nothing about, treat is an output if possible, fail the block if
2581 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2584 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
2587 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2590 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
2591 uses of relevant DEFs that are dead outside the loop too.
2593 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2595 * var-tracking.c (dataflow_set_merge): Swap src and src2.
2597 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2599 * var-tracking.c (values_to_unmark): New variable.
2600 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2601 values_to_unmark vector. Moved body to...
2602 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2603 instead queue it into values_to_unmark vector.
2604 (vt_find_locations): Free values_to_unmark vector.
2606 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
2608 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
2609 (site.exp): Export them when plugins are enabled.
2611 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
2614 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
2616 (chrec_fold_multiply): Same.
2618 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2621 * c-decl.c (build_compound_literal): Return early if init is
2624 2010-03-04 Martin Jambor <mjambor@suse.cz>
2626 PR tree-optimization/43164
2627 PR tree-optimization/43191
2628 * tree-sra.c (type_consists_of_records_p): Reject records with
2629 zero-size bit-fields at the end.
2631 2010-03-04 Mike Stump <mikestump@comcast.net>
2633 * Makefile.in (TAGS): Remove *.y.
2635 2010-03-04 Richard Guenther <rguenther@suse.de>
2637 PR tree-optimization/40761
2638 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
2640 (my_rev_post_order_compute): New function.
2641 (init_pre): Call it.
2643 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
2646 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
2647 decrease the cost of an IV candidate when the cost is infinite.
2649 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2651 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
2652 Use '3DNow!' for the extension of that name, ensure normal space
2654 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2656 2010-03-03 Jeff Law <law@redhat.com>
2658 * PR middle-end/32693
2659 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
2660 than gen_rtx_SUBREG.
2661 (extract_bit_field_1): Likewise.
2663 2010-03-03 Janis Johnson <janis187@us.ibm.com>
2665 * doc/sourcebuild.texi (Test directives): Document that arguments
2666 include-opts and exclude-opts are now optional for dg-skip-if,
2667 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
2669 2010-03-03 Jason Merrill <jason@redhat.com>
2672 * cgraph.h (varpool_node): Add extra_name field.
2673 * varpool.c (varpool_extra_name_alias): New.
2674 (varpool_assemble_decl): Emit extra name aliases.
2675 (varpool_mark_needed_node): Look past an extra name alias.
2676 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
2677 * lto-streamer-in.c (lto_input_tree): Read it.
2678 * lto-streamer-out.c (output_unreferenced_globals): Write it.
2680 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
2682 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
2683 (sparc*-*-solaris2*): ...this.
2685 2010-03-03 Jakub Jelinek <jakub@redhat.com>
2688 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
2689 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
2690 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
2691 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
2694 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
2695 fallthrough to default handling, just with want_address 0 instead of 2.
2696 For single element lists, add_AT_loc directly, otherwise create an
2697 artificial variable DIE and stick location list to it.
2700 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
2701 (VAL_EXPR_HAS_REVERSE): Define.
2702 (reverse_op): New function.
2703 (add_stores): For reversible operations add an extra MO_VAL_USE.
2705 2010-03-02 Jason Merrill <jason@redhat.com>
2707 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
2709 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
2711 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
2712 (sparc64-*-linux*): Likewise.
2713 (sparc64-*-solaris2*): Include assembler files before linker ones.
2714 (sparc-*-solaris2*): Simplify and reorder to match previous case.
2715 * config/sparc/gas.h: Delete.
2716 * config/sparc/sol2-64.h: Add copyright notice.
2717 * config/sparc/sol2-gas-bi.h: Likewise.
2718 * config/sparc/sol2-gld.h: Likewise.
2719 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
2720 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
2721 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
2722 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
2723 (sparc_elf_asm_named_section): Rename into...
2724 (sparc_solaris_elf_asm_named_section): ...this. Always define.
2726 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
2728 * config/alpha/alpha.c (override_options): Fix -mtune error message.
2730 2010-03-02 Jeff Law <law@redhat.com>
2733 * reload1.c (rtx_p, substitute_stack): Declare.
2734 (substitute): Record addresses of changed rtxs.
2735 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
2736 Restore the original rtx when complete.
2737 (reload): Free subsitute_stack when complete.
2739 2010-03-02 Janis Johnson <janis187@us.ibm.com>
2741 * doc/gccint.texi (menu): Add Testsuites as a chapter.
2742 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
2744 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
2745 LTO Testing, gcov Testing, profopt Testing, compat Testing,
2746 Torture Tests): Change from subsection to section.
2748 2010-03-02 Jakub Jelinek <jakub@redhat.com>
2749 Steven Bosscher <steven@gcc.gnu.org>
2751 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
2754 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
2757 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
2758 the assignment from the new induction variable to the assignment
2759 of the value from the original loop PHI function.
2761 2010-03-01 Janis Johnson <janis187@us.ibm.com>
2762 Daniel Jacobowitz <dan@codesourcery.com>
2764 * doc/sourcebuild.texi (Test directives): Clarify options to
2767 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2769 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
2770 Disable cfi directives unless GCC and gas agree on using read-only
2771 .eh_frame sections for 64-bit.
2772 * configure: Regenerate.
2774 2010-03-01 Richard Guenther <rguenther@suse.de>
2776 PR tree-optimization/43220
2777 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
2778 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
2780 2010-03-01 Richard Guenther <rguenther@suse.de>
2781 Martin Jambor <mjambor@suse.cz>
2784 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
2785 gimplified parameters.
2787 2010-03-01 Christian Bruel <christian.bruel@st.com>
2789 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
2791 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
2793 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
2795 2010-03-01 Richard Guenther <rguenther@suse.de>
2798 * expr.c (expand_assignment): Use the alias-oracle to tell
2799 if the rhs aliases the result decl.
2801 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2804 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
2805 to sol_gt_pch_get_address.
2806 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
2807 64-bit, SPARC and x86.
2808 (sol_gt_pch_get_address): New function.
2810 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
2812 * toplev.h (inform_n, error_n): Declare.
2813 * diagnostic.c (inform_n, error_n): New function.
2815 2010-03-01 Jakub Jelinek <jakub@redhat.com>
2817 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
2818 has no rtl yet when processing local_decls, queue it and recheck
2819 if deferred stack allocation hasn't assigned it rtl.
2821 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2823 * config/sh/sh.c (unspec_bbr_uid): New.
2824 (gen_block_redirect): Use it instead of INSN_UID.
2825 (gen_far_branch): Likewise.
2827 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
2829 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
2830 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
2832 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2834 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
2835 (Warning Options): -Wno-conversion-null is valid for
2836 Objective-C++ as well.
2837 * doc/tm.texi (Named Address Spaces): Likewise.
2838 * doc/plugins.texi (Plugins): Replace TABs with spaces.
2839 * doc/tree-ssa.texi (Tree SSA): Likewise.
2841 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2844 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
2845 by default. Don't set the default arch for
2846 i[34567]86-*-darwin*|x86_64-*-darwin*.
2848 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2851 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
2852 default. Set the default 32bit/64bit archs with $with_arch
2853 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
2855 2010-02-27 Richard Guenther <rguenther@suse.de>
2857 PR tree-optimization/43186
2858 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
2859 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
2860 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
2861 unroller iterations.
2863 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2865 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
2866 required and i[34567]86-*-* targets don't support 64bit ISA.
2868 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
2871 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2874 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2876 * config.gcc: Set the default arch at least to Prescott for
2877 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
2878 if SSE math is enabled.
2880 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2882 * diagnostic.c (diagnostic_initialize): Update.
2883 (diagnostic_report_diagnostic): Test inhibit_notes_p for
2885 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
2886 (diagnostic_inhibit_notes): New.
2887 * toplev.c (process_options): inhibit notes with -fcompare-debug.
2889 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2892 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
2893 * doc/standards.texi: Likewise.
2894 * doc/extend.texi: Likewise.
2895 * doc/trouble.texi: Likewise.
2896 * doc/cppopts.texi: Likewise.
2897 * doc/install.texi: Likewise.
2898 * c.opt (std=c90,std=gnu90): New options.
2899 * c-opts.c (c_common_handle_option): Handle them.
2901 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2904 * c-decl.c (undeclared_variable): Use an informative note.
2906 2010-02-26 Richard Guenther <rguenther@suse.de>
2908 PR tree-optimization/43186
2909 * gimple.h (gimple_fold): Remove.
2910 * gimple.c (gimple_fold): Remove. Inline into single user ...
2911 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
2912 Try harder for conditions.
2914 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2917 * function.c (used_types_insert): Don't skip through named pointer
2918 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
2919 and it is different from the main variant's type.
2921 2010-02-26 Nick Clifton <nickc@redhat.com>
2923 * config/rx/rx.md (sminsi3): Remove bogus alternative.
2925 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2927 * config.gcc: Support --with-fpmath=sse for x86.
2929 * config/i386/ssemath.h: New.
2931 * doc/install.texi (--with-fpmath=sse): Documented.
2933 2010-02-26 Richard Guenther <rguenther@suse.de>
2935 PR tree-optimization/43188
2936 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
2937 vector types of over-aligned element type.
2939 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
2942 * config/i386/i386.c (expand_vec_perm_blend): Use correct
2943 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
2945 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
2947 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
2949 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2951 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
2952 * var-tracking.c: Include diagnostic.h.
2953 (debug_dv): New function.
2954 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
2957 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
2958 (add_value_chain, add_value_chains, remove_value_chain,
2959 remove_value_chains): Handle DEBUG_EXPRs.
2960 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
2963 * regcprop.c (struct queued_debug_insn_change): New type.
2964 (struct value_data_entry): Add debug_insn_changes field.
2965 (struct value_data): Add n_debug_insn_changes field.
2966 (debug_insn_changes_pool): New variable.
2967 (free_debug_insn_changes, apply_debug_insn_changes,
2968 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
2969 (kill_value_one_regno): Call free_debug_insn_changes if needed.
2970 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
2972 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
2974 (copyprop_hardreg_forward_1): Don't call apply_change_group for
2975 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
2976 changes, call cprop_find_used_regs via note_stores.
2977 (copyprop_hardreg_forward): When copying vd from predecessor
2978 which has any queued DEBUG_INSN changes, make sure the pointers are
2979 cleared. At the end call df_analyze and then if there are any
2980 DEBUG_INSN changes queued at the end of some basic block for still
2981 live registers, apply them.
2982 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
2984 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
2986 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
2989 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
2991 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
2992 targets. Set the default with_cpu/with_arch from arch/cpu.
2993 Allow x86-64 and native for with_cpu/with_arch.
2995 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
2997 * ebitmap.c: Change calls to verify_popcount with calls to
2998 sbitmap_verify_popcount.
2999 (ebitmap_clear_bit): Fixed map->cacheindex test and
3000 map>cache update when bit clearing results in an empty
3003 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3006 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
3007 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
3008 and support both V2DF and V2DI modes.
3009 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
3010 support both V2DF and V2DI modes.
3011 (general): Delete trailing whitespace from a few patterns.
3013 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3014 V2DF/V2DI interleave high/low builtins.
3016 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
3019 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
3020 interleave high/low functions.
3022 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3024 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
3025 #pragma extern_prefix.
3027 2010-02-25 Jakub Jelinek <jakub@redhat.com>
3030 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
3031 BLKmode, assert op0 is a MEM and just adjust its mode.
3034 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
3035 if bitpos isn't multiple of mode's bitsize.
3037 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3039 * c.opt (-ftemplate-depth=): New.
3040 (-ftemplate-depth-): Deprecate.
3041 * optc-gen.awk: Handle -ftemplate-depth=.
3042 * opth-gen.awk: Likewise.
3043 * c-opts.c (c_common_handle_option): Likewise.
3044 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
3046 2010-02-24 Jason Merrill <jason@redhat.com>
3048 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
3050 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3052 * cfg.c (alloc_aux_for_block): Remove inline.
3053 (alloc_aux_for_edge): Likewise.
3055 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3057 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
3059 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3061 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
3062 * config/i386/sol2-gas.h: New file.
3063 * config.gcc (i[34567]86-*-solaris2*): Use it.
3065 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3068 * c-typeck.c (ep_convert_and_check): New.
3069 (build_conditional_expr): Use it.
3070 (build_binary_op): Likewise.
3072 2010-02-24 Jakub Jelinek <jakub@redhat.com>
3074 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
3077 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
3078 bounds even for -O+.
3079 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
3080 expr needs to have DECL_NAME set.
3082 2010-02-24 Nick Clifton <nickc@redhat.com>
3084 * config/mep/mep.c: Include gimple.h.
3085 (mep_function_uses_sp): Delete unused function.
3086 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
3087 parameters. Use unsigned integers to count args. Return a
3088 NULL_RTX instead of an error_mark_node. Toidy up formatting.
3090 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3093 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
3094 greater or equal to nelt instead of 2 * nelt.
3095 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
3098 2010-02-23 Jason Merrill <jason@redhat.com>
3101 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
3102 in cfun->local_decls even if they have register types.
3105 * stor-layout.c (place_field): Don't warn about unnecessary
3106 DECL_PACKED if the type is packed.
3108 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3111 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
3112 GOTOFF relocs, even when the base reg isn't pic pointer.
3114 2010-02-23 Michael Matz <matz@suse.de>
3117 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
3118 (expand_gimple_basic_block): Generate and use debug temps if there
3119 are debug uses left after the last real use of TERed ssa names.
3120 Unlink debug immediate uses when they are expanded.
3122 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3125 * config/i386/i386.c (override_options): Reorganise to provide
3126 better error messages.
3128 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3131 * graphite-scop-detection.c (create_single_exit_edge): Move
3132 the call to find_single_exit_edge to....
3133 (create_sese_edges): ...here. Don't handle multiple edges
3134 exiting the function.
3135 (build_graphite_scops): Don't handle multiple edges
3136 exiting the function.
3138 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3141 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
3142 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
3144 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3147 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
3149 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3152 * c-typeck.c (convert_arguments): Print declaration location.
3153 * c-common.c (validate_nargs): Rename as
3154 builtin_function_validate_nargs.
3155 (check_builtin_function_arguments): Update.
3157 2010-02-22 Richard Guenther <rguenther@suse.de>
3160 * tree-inline.c (declare_return_variable): Use the type of
3161 the call stmt lhs if available.
3163 2010-02-22 Duncan Sands <baldrick@free.fr>
3165 * passes.c (register_pass): Always consider all pass lists when
3166 ref_pass_instance_number is zero.
3168 2010-02-22 Richard Guenther <rguenther@suse.de>
3170 PR tree-optimization/42749
3171 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
3172 parameter. Do arithmetic in the original type.
3173 (update_accumulator_with_ops): Likewise.
3174 (adjust_accumulator_values): Adjust.
3176 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3178 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
3179 (QI to BLKmode splitter): New splitter.
3181 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
3183 * config/i386/i386.c (initial_ix86_tune_features): Turn on
3184 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
3186 2010-02-22 Richard Guenther <rguenther@suse.de>
3188 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
3190 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
3192 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
3193 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
3194 ($(T)crti.o, $(T)crtn.o): Remove rules.
3196 2010-02-21 Tobias Burnus <burnus@net-b.de>
3199 * doc/invoke.texi (-fassociative-math): Document that this
3200 option is automatically enabled for Fortran.
3202 2010-02-20 David S. Miller <davem@davemloft.net>
3204 * configure.ac: Test if linker and assembler properly support
3205 GOTDATA_OP relocations.
3206 * configure: Rebuild.
3207 * config.in: Likewise.
3208 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
3209 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
3210 (movsi_high_pic): Likewise.
3211 (movdi_lo_sum_pic): Likewise.
3212 (movdi_high_pic): Likewise.
3213 (movsi_pic_gotdata_op): New pattern.
3214 (movdi_pic_gotdata_op): Likewise.
3215 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
3216 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
3218 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
3221 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
3222 attribute to ssemul.
3223 (xop_mulv2div2di3_high): Ditto.
3225 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3228 * c.opt (Wconversion-null): New option.
3229 * doc/invoke.texi (Wconversion-null): Document.
3231 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3233 * common.opt (Wlarger-than-): Add Undocumented.
3235 2010-02-19 Mike Stump <mikestump@comcast.net>
3237 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
3239 2010-02-19 Jason Merrill <jason@redhat.com>
3242 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
3243 * configure: Likewise.
3245 2010-02-20 Alan Modra <amodra@gmail.com>
3248 * cgraph.h (cgraph_make_decl_local): Declare.
3249 * cgraph.c (cgraph_make_decl_local): New function.
3250 (cgraph_make_node_local): Use it.
3251 * cgraphunit.c (cgraph_function_versioning): Likewise.
3252 * ipa.c (function_and_variable_visibility): Likewise.
3254 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3257 * except.c (sjlj_emit_function_enter): Don't call
3258 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
3260 * rtl.h (add_reg_br_prob_note): Remove prototype.
3262 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3265 * c-common.c (conversion_warning): Remove widening conversions
3266 before checking the conversion of integers to reals.
3268 2010-02-19 Mike Stump <mikestump@comcast.net>
3271 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
3274 * cgraphunit.c (process_function_and_variable_attributes): Check
3275 DECL_PRESERVE_P instead of looking up attribute "used".
3276 * ipa-pure-const.c (check_decl): Likewise.
3277 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
3278 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
3279 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
3280 instead of attribute "used".
3281 * config/sol2-c.c (solaris_pragma_init): Likewise.
3282 (solaris_pragma_fini): Likewise.
3284 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3286 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
3287 Use XCNEW instead of xcalloc.
3288 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
3289 XNEW instead of xmalloc.
3290 (get_fields): Use XNEWVEC instead of xmalloc.
3293 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
3294 populate vars array.
3295 (create_new_general_access): For debug stmts just reset value.
3296 (get_stmt_accesses): For accesses within debug stmts just record them
3297 using add_access_to_acc_sites instead of preventing the peeling or
3298 counting them as accesses.
3301 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
3303 2010-02-19 Richard Guenther <rguenther@suse.de>
3305 PR tree-optimization/42916
3306 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
3309 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
3311 * configure.ac: Replace all uses of changequote in macro arguments
3312 with proper quoting.
3314 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3317 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
3319 2010-02-19 Richard Guenther <rguenther@suse.de>
3321 PR tree-optimization/42944
3322 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
3323 test for aliasing with errno.
3325 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3328 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
3329 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
3330 * dojump.c: Include output.h.
3331 (inv): New inline function.
3332 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
3333 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
3334 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
3335 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
3336 argument, pass it down to other calls.
3337 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
3338 add REG_BR_PROB note to the conditional jump.
3339 * cfgexpand.c (add_reg_br_prob_note): Removed.
3340 (expand_gimple_cond): Don't call it, add the probability
3341 as last argument to jumpif_1/jumpifnot_1.
3342 * Makefile.in (dojump.o): Depend on output.h.
3343 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
3345 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
3346 * stmt.c (do_jump_if_equal): Likewise.
3347 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
3348 * loop-unswitch.c (compare_and_jump_seq): Likewise.
3349 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
3351 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
3352 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
3353 jumpifnot_1 callers.
3354 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
3356 (store_expr): Adjust jumpifnot caller.
3357 (store_constructor): Adjust jumpif caller.
3360 * gimplify.c (gimple_boolify): For __builtin_expect call
3361 gimple_boolify also on its first argument.
3363 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
3365 * configure.ac (gnu-unique-object): Wrap regexps using [] in
3367 (__stack_chk_fail): Ditto. Remove quadrigraphs.
3368 * configure: Regenerated.
3370 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3372 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
3373 lang_hooks.types_compatible_p instead of comptypes.
3375 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
3377 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
3378 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
3379 if __prefer_thumb__ is defined.
3381 2010-02-18 Martin Jambor <mjambor@suse.cz>
3383 PR tree-optimization/43066
3384 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
3385 array with zero-sized element type.
3387 2010-02-18 Jakub Jelinek <jakub@redhat.com>
3389 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
3390 rtx, allocate struct var_loc_node here and return it to the
3391 caller, and only if it is actually needed.
3392 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
3393 move it earlier and return immediately if it returns NULL.
3395 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
3397 * config/sparc/gas.h: New file. Restore
3398 TARGET_ASM_NAMED_SECTION to its ELF default.
3399 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
3401 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3402 Likewise. Add ATTRIBUTE_UNUSED to prototype.
3403 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
3404 after sparc/sysv4.h.
3406 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
3408 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
3410 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
3412 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
3413 patterns from predicated pattern.
3415 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
3418 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
3419 for insn mnemonic suffix.
3421 2010-02-17 Richard Guenther <rguenther@suse.de>
3423 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
3426 2010-02-17 Jakub Jelinek <jakub@redhat.com>
3429 * caller-save.c (save_call_clobbered_regs): If BB ends with
3430 a DEBUG_INSN, move any notes in between last real insn and the last
3431 DEBUG_INSN after the last DEBUG_INSN.
3433 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
3435 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
3436 Fix return type. Fix argument type. Explain meaning of return value.
3438 2010-02-16 Richard Guenther <rguenther@suse.de>
3440 PR tree-optimization/41043
3441 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
3442 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
3444 (vrp_visit_phi_node): ... but only for loop PHI nodes.
3446 2010-02-16 Ira Rosen <irar@il.ibm.com>
3448 PR tree-optimization/43074
3449 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
3450 * tree-vect-loop.c (vect_analyze_loop_operations): Add
3451 vectorizable cycles in hybrid SLP check.
3452 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
3454 2010-02-16 Richard Guenther <rguenther@suse.de>
3456 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
3457 (true_dependence): If memrefs_conflict_p computes must-alias
3458 trust it. Move TBAA check after offset-based disambiguation.
3459 (canon_true_dependence): Likewise.
3461 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
3463 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
3464 * doc/invoke.texi: Document it.
3465 * var-tracking.c: Include toplev.h and params.h.
3466 (vt_find_locations): Return bool indicating success. Compute
3467 hash sizes unconditionally. Check new parameter, report.
3468 (variable_tracking_main_1): Check vt_find_locations results and
3469 retry. Renamed from...
3470 (variable_tracking_main): ... this. New wrapper to preserve
3471 flag_var_tracking_assignments.
3472 * Makefile.in (var-tracking.o): Adjust dependencies.
3474 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
3475 Jakub Jelinek <jakub@redhat.com>
3478 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
3479 if weak_import attribute is present.
3480 * config/darwin.c (machopic_select_section): Likewise.
3482 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
3484 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
3485 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
3486 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
3487 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
3489 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
3491 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3494 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
3495 Rewrite text to refer to the names.
3497 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
3499 * config/i386/i386-builtin-types.def
3500 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
3501 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
3502 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
3503 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
3504 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
3505 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
3506 IX86_BUILTIN_VPERMIL2PS256.
3507 (MULTI_ARG_4_DF2_DI_I): Defined.
3508 (MULTI_ARG_4_DF2_DI_I1): Defined.
3509 (MULTI_ARG_4_SF2_SI_I): Defined.
3510 (MULTI_ARG_4_SF2_SI_I1): Defined.
3511 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
3512 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
3513 __builtin_ia32_vpermil2ps256.
3514 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3515 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3516 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
3517 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3518 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3519 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
3520 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
3521 CODE_FOR_xop_vpermil2v8sf3.
3522 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
3523 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
3524 * config/i386/xopintrin.h (_mm_permute2_pd): New.
3525 (_mm256_permute2_pd): New.
3526 (_mm_permute2_ps): New.
3527 (_mm256_permute2_ps): New.
3529 2010-02-15 Nick Clifton <nickc@redhat.com>
3531 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
3532 boolean parameters. Use emit_jump_insn when emitting a pop
3533 instruction containing a return insn.
3534 (push): Use 'true' rather than '1' as second parameter to F.
3535 (h8300_expand_prologue): Likewise.
3536 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
3537 (h8300_expand_epilogue): Likewise.
3539 2010-02-15 Richard Guenther <rguenther@suse.de>
3542 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
3545 2010-02-15 Nick Clifton <nickc@redhat.com>
3547 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
3550 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
3552 * intl.c (fake_ngettext): New function.
3553 * intl.h (fake_ngettext): Declare.
3554 (ngettext): Define macro.
3555 * collect2.c (notice_translated): New function.
3556 (main): Use notice_translated and ngettext.
3557 * collect2.h (notice_translated): Declare.
3559 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
3561 * reorg.c (delete_computation): Comment fixes.
3562 * caller-save.c (setup_save_areas): Idem.
3563 * sel-sched-dump.c (dump_lv_set): Idem.
3566 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3568 * config/s390/s390.c (s390_sched_init): New function.
3569 (TARGET_SCHED_INIT): Target hook defined.
3571 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
3572 Jack Howarth <howarth@bromo.med.uc.edu>
3573 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3576 Partial revert of unintended change in fix for PR41605.
3577 * config/darwin.h: Fix typo.
3578 * config/darwin9.h: Same.
3580 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3582 * c-pch.c (pch_init): Clear v.
3584 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3587 * graphite-scop-detection.c (graphite_can_represent_scev): Call
3588 graphite_can_represent_init for MULT_EXPR.
3590 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3594 * graphite-sese-to-poly.c (remove_phi): New.
3595 (translate_scalar_reduction_to_array): Call remove_phi.
3597 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3600 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
3601 * graphite-clast-to-gimple.h (gloog): Update declaration.
3602 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
3603 * graphite-poly.h (struct poly_bb): Add missing comments.
3604 (struct scop): Add poly_scop_p field.
3606 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
3607 * graphite.c (graphite_transform_loops): Build the polyhedral
3608 representation for each scop before code generation.
3609 * sese.c (rename_variables_in_operand): Removed.
3610 (rename_variables_in_expr): Return the renamed expression.
3611 (rename_sese_parameters): New.
3612 * sese.h (rename_sese_parameters): Declared.
3614 2010-02-11 Richard Guenther <rguenther@suse.de>
3616 PR tree-optimization/42998
3617 * tree-ssa-pre.c (create_expression_by_pieces): Treat
3618 POINTER_PLUS_EXPR properly.
3620 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3621 Changpeng Fang <changpeng.fang@amd.com>
3624 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
3625 the cost of an IV candidate when the IV is used in a test against zero.
3627 * gcc.dg/tree-ssa/ivopts-3.c: New.
3629 2010-02-11 Richard Guenther <rguenther@suse.de>
3632 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
3633 pointer-vs-decl case by swapping refs. Handle some cases
3634 of pointer-vs-decl disambiguations more conservatively.
3635 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
3636 to false after expanding.
3638 2010-02-11 Richard Guenther <rguenther@suse.de>
3641 * gcc.c (process_command): Handle LTO file@offset case more
3644 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3646 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
3647 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
3649 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
3651 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
3652 if MEM's mode size isn't DWARF2_ADDR_SIZE.
3653 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
3654 Optimize eq/ne comparisons when both arguments are known to be
3656 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
3657 Don't mask operands unnecessarily if they are known to be already
3660 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
3662 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
3665 2010-02-10 Richard Guenther <rguenther@suse.de>
3667 PR tree-optimization/43017
3668 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
3669 for wrapping signed arithmetic.
3671 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3674 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
3675 if no debug info should be emitted for it.
3677 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3679 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
3680 note when flag_exceptions is set.
3682 2010-02-10 Duncan Sands <baldrick@free.fr>
3684 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
3686 2010-02-10 Richard Guenther <rguenther@suse.de>
3689 * tree.c (get_unwidened): Handle constants.
3690 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
3692 2010-02-10 Martin Jambor <mjambor@suse.cz>
3695 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
3696 check for variable argument counts independently.
3698 2010-02-10 Christian Bruel <christian.bruel@st.com>
3701 * config/sh/sh.c (find_barrier): Increase length for non delayed
3702 conditional branches.
3704 2010-02-10 Christian Bruel <christian.bruel@st.com>
3706 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
3708 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3710 * builtins.c (set_builtin_user_assembler_name): Also handle
3711 ffs if int is smaller than word.
3713 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
3716 * ira-conflicts.c (get_dup): Remove.
3717 (process_reg_shuffles): Add new parameter. Use it as an
3718 additional guard for copy generation.
3719 (add_insn_allocno_copies): Rewrite.
3721 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
3723 * common.opt (fsched2-use-traces): Preserved for backward
3725 * doc/invoke.texi: Remove the documentation about option
3726 -fsched2-use-traces.
3727 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
3728 flag_sched2_use_traces.
3729 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
3730 the backward compatibility flag section.
3732 2010-02-09 Richard Guenther <rguenther@suse.de>
3734 PR tree-optimization/43008
3735 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
3736 make HEAP variables initialized from global memory if they
3737 are not known builtin functions.
3738 (find_func_aliases): Adjust.
3740 2010-02-09 Richard Guenther <rguenther@suse.de>
3742 PR tree-optimization/43000
3743 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
3744 arithmetic manually.
3746 2010-02-08 Jakub Jelinek <jakub@redhat.com>
3748 PR tree-optimization/42931
3749 * tree-loop-linear.c (try_interchange_loops): Don't call
3750 double_int_mul if estimated_loop_iterations failed.
3752 2010-02-08 Martin Jambor <mjambor@suse.cz>
3755 * tree-sra.c (build_accesses_from_assign): Do not mark in
3756 should_scalarize_away_bitmap if stmt has volatile ops.
3757 (sra_modify_assign): Do not process assigns piecemeal if if stmt
3760 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
3762 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
3764 2010-02-07 Adam Nemet <adambnmet@gmail.com>
3766 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
3769 2010-02-07 Andrew Pinski <pinskia@gmail.com>
3772 * df-core.c (df_finish_pass): Change type of saved_flags to int.
3774 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3777 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
3778 to unknown_dependence.
3779 (graphite_legal_transform_dr): Handle the unknown_dependence.
3780 (graphite_carried_dependence_level_k): Same.
3782 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3784 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
3786 2010-02-07 Richard Guenther <rguenther@suse.de>
3789 * expr.c (get_inner_reference): Always initialize *pbitsize.
3791 2010-02-07 Richard Guenther <rguenther@suse.de>
3794 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
3795 new ARRAY_REFs on variable size element or minimal index arrays.
3797 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
3798 gimple_fold_indirect_ref.
3800 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
3803 * arm.c (arm_override_options): Just return if the user has specified
3804 an invalid fpu name.
3806 2010-02-03 Jason Merrill <jason@redhat.com>
3809 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
3810 i386_pe_maybe_record_exported_symbol.
3812 2010-02-05 Steve Ellcey <sje@cup.hp.com>
3815 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3816 (pa_delegitimize_address): New function.
3818 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
3820 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
3821 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
3823 2010-02-05 Richard Guenther <rguenther@suse.de>
3826 * lto-streamer-in.c (get_resolution): Deal with references
3827 to undefined functions.
3829 2010-02-05 Richard Guenther <rguenther@suse.de>
3831 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
3832 (fold_const_aggregate_ref): Likewise.
3833 (ccp_fold_stmt): Substitute loads.
3834 (maybe_fold_reference): Verify types before substituting.
3836 (fold_gimple_assign): Unshare properly.
3837 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
3839 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
3841 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
3842 for rs6000_gen_cell_microcode.
3844 2010-02-04 Richard Guenther <rguenther@suse.de>
3846 PR rtl-optimization/42952
3847 * dse.c (const_or_frame_p): Remove MEM handling.
3849 2010-02-04 Nick Clifton <nickc@redhat.com>
3851 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
3852 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
3853 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
3854 (mn10300_asm_output_mi_thunk): New function.
3855 (mn10300_can_output_mu_thunk): New function.
3856 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
3857 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
3858 (FUNCTION_ARG): Delete incorrect comment.
3860 2010-02-03 Jason Merrill <jason@redhat.com>
3863 * fold-const.c (operand_equal_p): Handle erroneous types.
3865 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3867 * config/h8300/h8300.md (can_delay): Fix attibute condition.
3869 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
3871 PR rtl-optimization/42941
3872 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
3875 2010-02-03 Jason Merrill <jason@redhat.com>
3878 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
3880 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
3883 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
3884 (cselib_reset_table): Renamed from...
3885 (cselib_reset_table_with_next_value): ... this.
3886 (cselib_get_next_uid): Renamed from...
3887 (cselib_get_next_unknown_value): ... this.
3888 * cselib.c (next_uid): Renamed from...
3889 (next_unknown_value): ... this.
3890 (cselib_clear_table): Adjust.
3891 (cselib_reset_table): Adjust. Renamed from...
3892 (cselib_reset_table_with_next_value): ... this.
3893 (cselib_get_next_uid): Adjust. Renamed from...
3894 (cselib_get_next_unknown_value): ... this.
3895 (get_value_hash): Use hash.
3896 (cselib_hash_rtx): Likewise.
3897 (new_cselib_val): Adjust. Set and dump uid.
3898 (cselib_lookup_mem): Pass next_uid as hash.
3899 (cselib_subst_to_values): Likewise.
3900 (cselib_log_lookup): Dump uid.
3901 (cselib_lookup): Pass next_uid as hash. Adjust.
3902 (cselib_process_insn): Adjust.
3903 (cselib_init): Initialize next_uid.
3904 (cselib_finish): Adjust.
3905 (dump_cselib_table): Likewise.
3906 * dse.c (canon_address): Dump value uid.
3907 * print-rtl.c (print_rtx): Print value uid.
3908 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
3910 (dv_uid): New function, sort of renamed from...
3911 (dv_htab_hash): ... this, reimplemented in terms of it and...
3912 (dv_uid2hash): ... this. New.
3913 (variable_htab_eq): Drop excess assertions.
3914 (tie_break_pointers): Removed.
3915 (canon_value_cmp): Compare uids.
3916 (variable_post_merge_New_vals): Print uids.
3917 (vt_add_function_parameters): Adjust.
3918 (vt_initialize): Reset table. Adjust.
3920 2010-02-03 Richard Guenther <rguenther@suse.de>
3922 PR tree-optimization/42944
3923 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
3924 (call_may_clobber_ref_p_1): Likewise. Properly handle
3925 malloc and calloc clobbering errno.
3927 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
3929 * doc/invoke.texi: Fix name of sched1 dump.
3931 * opts.c (decode_options): Set flag_tree_switch_conversion
3932 only conditionally on optimize >= 2.
3934 * gcse.c: Assorted comment fixes in pass description.
3936 2010-02-03 Anthony Green <green@moxielogic.com>
3938 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
3939 nop padding in order to maintain alignment of storage location of
3940 target function address.
3941 (moxie_trampoline_init): Store target function address at newly
3943 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
3945 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
3947 2010-02-03 Richard Guenther <rguenther@suse.de>
3950 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
3952 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3954 * config.gcc: Reenable check for obsolete targets.
3955 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
3956 mips-sgi-irix6.[0-4]*.
3958 2010-02-02 Nick Clifton <nickc@redhat.com>
3960 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
3961 constant size of 4 as being the same as 0.
3962 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
3963 can take values in the range 0..4.
3965 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
3968 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
3969 as _darwin10_Unwind_FindEnclosingFunction().
3970 * libgcc-libsystem.ver: New.
3972 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
3975 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
3976 implicitly set registers.
3978 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
3980 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
3981 (arm_override_options): Allow automatic selection of the thread
3982 pointer register if thumb2.
3983 (legitimize_pic_address): Improve code sequences for Thumb2.
3984 (arm_call_tls_get_addr): Likewise.
3985 (legitimize_tls_address): Likewise.
3986 * arm.md (pic_load_addr_arm): Delete. Replace with ...
3987 (pic_load_addr_32bit): ... this. New named pattern.
3988 * thumb2.md (pic_load_addr_thumb2): Delete.
3989 (pic_load_dot_plus_four): Delete.
3990 (tls_load_dot_plus_four): New named pattern.
3992 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3995 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
3996 Document fix for TLS bug.
3998 2010-01-31 Richard Guenther <rguenther@suse.de>
4000 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
4001 conservatively correct.
4003 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4007 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4009 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4011 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4013 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
4015 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
4017 * config.gcc: Adjust order of makefile fragments for mingw targets.
4019 2010-01-31 Richard Guenther <rguenther@suse.de>
4022 * gimplify.c (gimplify_init_constructor): For volatile LHS
4023 initialize a temporary.
4025 2010-01-31 Matthias Klose <doko@ubuntu.com>
4027 * configure.ac: Fix __stack_chk_fail check for cross builds configured
4029 * configure: Regenerate.
4031 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
4033 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4034 the same alias set and their sizes different constantness.
4035 (aliasing_component_refs_p): Revert 2009-10-24 change.
4037 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4039 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
4042 2010-01-29 Richard Guenther <rguenther@suse.de>
4044 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
4045 Assert we successfully updated the call.
4047 2010-01-29 Jakub Jelinek <jakub@redhat.com>
4049 PR rtl-optimization/42889
4050 * df.h (df_set_bb_dirty_nonlr): New prototype.
4051 * df-core.c (df_set_bb_dirty_nonlr): New function.
4052 * df-scan.c (df_insn_rescan): Call it instead of
4053 df_set_bb_dirty for DEBUG_INSNs.
4055 2010-01-29 Richard Guenther <rguenther@suse.de>
4058 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
4059 quadratic behavior in most cases.
4061 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
4064 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
4065 in the call to gen_x86_movsicc_0_m1.
4067 2010-01-28 Richard Guenther <rguenther@suse.de>
4069 PR tree-optimization/42871
4070 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
4072 2010-01-28 Richard Guenther <rguenther@suse.de>
4074 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
4075 into call arguments.
4077 2010-01-28 Richard Guenther <rguenther@suse.de>
4080 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
4081 the forwarder if the destination is an EH landing pad.
4083 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
4085 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
4086 block list passed to gimple_duplicate_sese_tail.
4087 (parallelize_loops): Avoid parallelization when the function
4089 Avoid parallelization when the preheader is IRREDUCIBLE.
4090 Try to optimize when estimated_loop_iterations_int is unresolved.
4091 Add the loop's location to the dump file.
4092 * tree-cfg.c (add_phi_args_after_redirect): Remove.
4093 (gimple_duplicate_sese_tail): Remove the check for the latch.
4094 Redirect nexits to the exit block.
4095 Remove handling of the incoming edges to the latch.
4096 Redirect the backedge from the copied latch to the exit bb.
4098 2010-01-28 Michael Matz <matz@suse.de>
4101 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
4102 Wrap force_reg into a sequence, emit it before user.
4104 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
4106 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
4108 (arm_legacy_rev): Likewise.
4109 (thumb_legacy_rev): Likewise.
4111 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4113 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
4114 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
4115 on MEM's address failed, try avoid_constant_pool_reference and
4116 recurse if it returned something different.
4117 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
4118 address, try avoid_constant_pool_reference and recurse if it
4119 returned something different.
4120 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
4121 address and avoid_constant_pool_reference returned something
4122 different, don't set have_address.
4124 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
4127 * var-tracking.c (val_store): Add modified argument, obey it.
4129 (count_uses): Move down logging of main.
4130 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
4131 don't need resolution.
4132 (emit_notes_in_bb): Likewise.
4134 2010-01-27 Richard Guenther <rguenther@suse.de>
4137 * tree-inline.c (remap_decl): Delay remapping of SSA name
4138 default definitions until we need them.
4140 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4142 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4143 (rs6000_delegitimize_address): New function.
4145 * config/s390/s390.c (s390_delegitimize_address): Call
4146 delegitimize_mem_from_attrs.
4149 * tree-inline.c (cannot_copy_type_1): Removed.
4150 (copy_forbidden): Don't forbid copying of functions containing
4151 records/unions with variable length fields.
4153 2010-01-27 Christian Bruel <christian.bruel@st.com>
4157 * config/sh/sh.c (find_barrier): Increase length for non delayed
4158 conditional branches.
4160 2010-01-27 Matthias Klose <doko@ubuntu.com>
4162 * configure.ac (gnu-unique-object): Fix ldd version check.
4163 * configure: Regenerate.
4165 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4167 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
4169 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
4170 Test for HAVE_GNU_AS value.
4172 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4174 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
4175 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
4176 INT64_TYPE): Define.
4177 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
4178 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4179 INT_LEAST64_TYPE): Define.
4180 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
4181 UINT_LEAST64_TYPE): Define.
4182 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
4183 INT_FAST64_TYPE): Define.
4184 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4185 UINT_FAST64_TYPE): Define.
4186 (INTMAX_TYPE, UINTMAX_TYPE): Define.
4187 (INTPTR_TYPE, UINTPTR_TYPE): Define.
4188 (SIG_ATOMIC_TYPE): Define.
4190 2010-01-26 Richard Guenther <rguenther@suse.de>
4192 * df-scan.c (df_scan_set_bb_info): Remove assert.
4193 (df_insn_rescan_debug_internal): Merge asserts.
4194 (df_install_ref): Likewise.
4195 (df_mark_reg): Use bitmap_set_range.
4196 (df_hard_reg_used_p): Remove assert.
4197 (df_hard_reg_used_count): Likewise.
4199 2010-01-26 Richard Guenther <rguenther@suse.de>
4201 PR rtl-optimization/42685
4202 * web.c (web_main): Ignore DEBUG_INSNs.
4204 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
4206 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
4208 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
4209 Fix types of fndecl and arglist parameters.
4211 2010-01-26 Richard Guenther <rguenther@suse.de>
4214 * tree-eh.c (unsplit_eh): Skip debug insns.
4216 2010-01-26 Richard Guenther <rguenther@suse.de>
4218 PR tree-optimization/42250
4219 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
4221 2010-01-26 Jakub Jelinek <jakub@redhat.com>
4224 * omp-low.c (expand_omp_sections): Only use single_pred if
4225 l2_bb is single_pred_p.
4227 2010-01-25 Christian Bruel <christian.bruel@st.com>
4230 * config/sh/sh.c (find_barrier): Increase length for non delayed
4231 conditional branches.
4232 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
4234 2010-01-24 David S. Miller <davem@davemloft.net>
4236 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
4237 define if not using GAS.
4238 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4239 Likewise. Delete SECTION_MERGE code, which is only applicable
4242 2010-01-24 Mark Mitchell <mark@codesourcery.com>
4245 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
4246 mangling of va_list in system headers.
4248 2010-01-23 Toon Moene <toon@moene.org>
4250 * tree-predcom.c (combine_chains): Return NULL, not false.
4252 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
4254 * tree-loop-distribution.c (distribute_loop): Fix declaration and
4255 initialization of variable res to agree with return type.
4257 2010-01-22 Steve Ellcey <sje@cup.hp.com>
4259 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
4260 * tree-sra.c: Add include of expr.h.
4262 2010-01-22 Jakub Jelinek <jakub@redhat.com>
4264 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
4265 insert the debug stmt on the single non-EH edge from the stmt.
4267 2010-01-22 Richard Henderson <rth@redhat.com>
4270 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
4271 the RHS until after generate_subtree_copies has insertted its
4272 code before the current statement.
4274 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
4276 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
4278 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
4280 2010-01-21 Martin Jambor <mjambor@suse.cz>
4282 PR tree-optimization/42585
4283 * tree-sra.c (struct access): New field grp_total_scalarization.
4284 (dump_access): Dump the new field.
4285 (should_scalarize_away_bitmap): New variable.
4286 (cannot_scalarize_away_bitmap): Likewise.
4287 (sra_initialize): Allocate new bitmaps.
4288 (sra_deinitialize): Free new bitmaps.
4289 (create_access_1): New function.
4290 (create_access): Parts moved to create_access_1.
4291 (type_consists_of_records_p): New function.
4292 (completely_scalarize_record): Likewise.
4293 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
4294 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
4295 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
4297 (analyze_all_variable_accesses): Completely scalarize small eligible
4300 2010-01-21 Martin Jambor <mjambor@suse.cz>
4302 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
4304 2010-01-21 Andrew Haley <aph@redhat.com>
4306 * gcc.c (process_command): Move lang_specific_driver before
4307 setting cc_libexec_prefix.
4309 2010-01-21 Richard Guenther <rguenther@suse.de>
4312 * fold-const.c (negate_expr_p): Pretend only negative
4313 real constants are easily negatable.
4315 2010-01-20 Janis Johnson <janis187@us.ibm.com>
4316 Jason Merrill <jason@redhat.com>
4318 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
4319 (TYPE_TRANSPARENT_AGGR): this, for union and record.
4320 * calls.c (initialize argument_information): Handle it.
4321 * c-common.c (handle_transparent_union_attribute): Use new name.
4322 * c-decl.c (finish_struct): Ditto.
4323 * c-typeck.c (type_lists_compatible_p): Ditto.
4324 (convert_for_assignment): Use new name and also handle record.
4325 * function.c (aggregate_value_p): Handle it.
4326 (pass_by_reference): Ditto.
4327 (assign_parm_data_types): Ditto.
4328 * print-tree.c (print_node): Ditto.
4329 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
4330 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
4331 * tree.c (first_field): New fn.
4333 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
4336 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
4337 even when linking statically, for now.
4339 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4342 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
4343 without a cselib val.
4344 (count_uses): Accept MO_VAL_SET with no val on stores.
4345 (add_stores): Likewise.
4347 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4349 * var-tracking.c (check_value_val): Add a compile time assertion.
4350 (dv_is_decl_p): Simplify.
4351 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
4352 gcc_assert if ENABLE_CHECKING.
4354 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4357 * var-tracking.c: Include tree-flow.h.
4358 (mem_dies_at_call): New.
4359 (dataflow_set_preserve_mem_locs): Use it.
4360 (dataflow_set_remove_mem_locs): Likewise.
4361 (dump_var): Renamed from dump_variable. Adjust all callers.
4362 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
4363 * Makefile.in (var-tracking.o): Adjust deps.
4365 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
4367 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
4369 2010-01-20 Richard Guenther <rguenther@suse.de>
4371 PR tree-optimization/42717
4372 * tree-ssa-dce.c (get_live_post_dom): Remove.
4373 (forward_edge_to_pdom): Take an arbitrary edge to copy
4374 degenerate PHI args from.
4375 (remove_dead_stmt): Use the first post-dominator even if it
4376 does not contain live statements as redirection destination.
4378 2010-01-20 Richard Guenther <rguenther@suse.de>
4380 * tree-inline.c (estimate_num_insns): Handle EH builtins.
4382 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4384 * sel-sched.c (create_speculation_check): Remove set but not used
4386 (try_transformation_cache): Remove set but not used variable ds.
4387 (calculate_privileged_insns): Remove set but not used variables
4388 cur_insn and min_spec_insn.
4389 (find_best_expr): Remove set but not used variable avail_n.
4390 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
4392 * cgraphunit.c (assemble_thunk): Remove set but not used variable
4394 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
4395 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
4398 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
4401 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
4402 cpu types. Add support for *-sse3 cpu types.
4403 (x86_64-*-*): Ditto.
4405 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4408 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
4409 argument, call initializer_constant_valid_p_1 instead of
4410 initializer_constant_valid_p, pass CACHE to it, return NULL
4411 immediately if first call returns NULL.
4412 (initializer_constant_valid_p_1): New function.
4413 (initializer_constant_valid_p): Use it.
4415 2010-01-20 Thomas Quinot <quinot@adacore.com>
4417 * tree.def (PLACEHOLDER_EXPR): Fix comment.
4419 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4421 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
4422 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
4423 (loc_list_from_tree): Don't handle unsigned division. Handle
4424 signed modulo using DW_OP_{over,over,div,mul,minus}.
4425 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
4426 modulo instead of signed.
4428 2010-01-20 DJ Delorie <dj@redhat.com>
4430 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
4432 (h8300_emit_stack_adjustment): Propogate it.
4434 (h8300_expand_prologue): Likewise.
4435 (h8300_expand_epilogue): Likewise.
4437 2010-01-19 Michael Matz <matz@suse.de>
4439 PR tree-optimization/41783
4440 * tree-data-ref.c (toplevel): Include flags.h.
4441 (dump_data_dependence_relation): Also dump the inputs if the
4442 result will be unknown.
4443 (split_constant_offset_1): Look through some conversions.
4444 * tree-predcom.c (determine_roots_comp): Restart a new chain if
4445 the offset from last element is too large.
4446 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
4447 (reassociate_to_the_same_stmt): Handle vector registers.
4448 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
4450 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
4451 wide_prolog_niters argument, emit widening instructions.
4452 (vect_do_peeling_for_alignment): Adjust caller, use widened
4453 variant of the iteration cound.
4454 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
4456 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4459 * config/arm/neon-testgen.m (emit_automatics): New parameter
4460 features. Adjust for Fixed_return_reg feature.
4461 (test_intrinsic): Call emit_automatics with new feature.
4462 * config/arm/neon.ml: Update copyright years.
4463 (features): New Fixed_return_reg feature.
4464 (ops): Update feature for Vget_low.
4466 2010-01-19 Jakub Jelinek <jakub@redhat.com>
4468 PR tree-optimization/42719
4469 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
4473 * fwprop.c (all_uses_available_at): Return false if def_set dest
4474 is a REG that is used in def_insn.
4476 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
4478 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
4480 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
4483 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
4485 * target.h (struct gcc_target) <secondary_reload>: Change type
4486 of last argument to secondary_reload_info *.
4488 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
4491 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
4492 memory references with unaligned offsets. Remove CQImode handling.
4493 (unaligned_memory_operand): Return 1 for memory references with
4494 unaligned offsets. Remove CQImode handling.
4496 2010-01-18 Richard Guenther <rguenther@suse.de>
4499 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
4502 2010-01-18 Richard Guenther <rguenther@suse.de>
4504 PR tree-optimization/42781
4505 * tree-ssa-structalias.c (find_what_var_points_to): Skip
4506 restrict processing only if the original variable was artificial.
4508 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
4510 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
4511 find number of popped argument bytes.
4513 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
4514 Fix the text that describes the return value for invalid insns.
4516 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
4518 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
4519 Clarify what 'cost of the -dependence' is. Fix quoting.
4521 * toplev.c (default_get_pch_validity): Rename argument to "sz".
4522 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
4524 2010-01-17 Jakub Jelinek <jakub@redhat.com>
4526 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4527 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
4529 2010-01-17 Richard Guenther <rguenther@suse.de>
4532 * function.c (split_complex_args): Take a VEC to modify.
4533 (assign_parms_augmented_arg_list): Build a VEC instead of
4534 a chain of PARM_DECLs.
4535 (assign_parms_unsplit_complex): Take a VEC of arguments.
4536 Do not fixup unmodified parms.
4537 (assign_parms): Deal with the VEC.
4538 (gimplify_parameters): Likewise.
4540 2010-01-17 Richard Guenther <rguenther@suse.de>
4542 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
4543 node existence check.
4544 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
4545 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
4546 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
4547 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
4548 (gimple_execute_on_growing_pred): Likewise.
4550 2010-01-17 Richard Guenther <rguenther@suse.de>
4552 PR tree-optimization/42773
4553 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
4554 (compute_antic_aux): Likewise.
4555 (compute_partial_antic_aux): Likewise.
4557 2010-01-17 Jie Zhang <jie.zhang@analog.com>
4560 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
4563 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
4565 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
4568 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
4569 Fix markup for strict argument.
4571 (TARGET_SCHED_REORDER2): Fix argument types.
4573 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
4574 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
4576 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
4577 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
4579 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
4582 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
4583 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
4584 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
4585 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
4586 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
4588 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
4590 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
4592 (TARGET_ASM_RELOC_RW_MASK): Add return type.
4593 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
4595 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
4597 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
4600 (TARGET_ASM_NAMED_SECTION): Fix argument list.
4602 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
4603 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
4605 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
4607 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
4609 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
4610 referring to it. Fix language.
4612 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
4614 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
4616 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
4618 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
4620 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
4621 '@var{stream}. Remove stray 'and'.
4623 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
4625 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
4627 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
4629 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
4630 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
4632 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
4633 Fix description of return value.
4634 Rename argument "sz" to "len."
4636 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
4637 Clarify meaning of 'true' return value.
4639 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
4641 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
4642 rep_mode versus mode_rep.
4644 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
4646 (TARGET_BUILTIN_DECL): Fix name.
4648 (TARGET_COMMUTATIVE_P): Fix type of first argument.
4650 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
4652 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
4654 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
4656 (TARGET_RELAXED_ORDERING): Use @deftypevr.
4658 (TARGET_GET_DRAP_RTX): Note that this is a hook.
4661 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
4662 Rename argument tm_fn to md_fn.
4664 (TARGET_OPTION_PRINT): Fix argument list.
4666 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
4669 * config/i386/i386.c (ix86_fixup_binary_operands):
4670 Revert FMA4 fixup of operands.
4672 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4675 * Makefile.in (write_entries_to_file, install-plugin):
4676 Use \012 instead of \n with tr.
4678 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
4680 * configure.ac (HAVE_AS_REF): New C macro.
4681 * configure: Regenerate.
4682 * config.in: Likewise.
4683 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
4685 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
4688 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
4690 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
4692 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
4694 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
4696 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
4698 (TARGET_IN_SMALL_DATA_P): Fix argument type.
4700 (TARGET_BINDS_LOCAL_P): Fix argument type.
4702 (TARGET_ASM_FILE_END): Use prototype.
4704 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
4706 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
4708 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
4710 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
4712 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
4713 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
4715 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
4716 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
4718 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
4719 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4720 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
4721 (TARGET_ADDR_SPACE_CONVERT): Likewise.
4723 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
4725 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
4727 (TARGET_INIT_BUILTINS): Use prototype.
4729 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4730 Put 'const char *' in braces. Fix parameter types.
4731 (TARGET_INVALID_CONVERSION): Fix parameter types.
4732 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
4733 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
4735 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
4738 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
4740 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
4742 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
4744 * doc/tm.texi (TARGET_HELP): Fix return type.
4746 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
4747 in braces. Fix argument types.
4749 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
4751 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
4753 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
4755 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
4756 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
4758 (TARGET_MANGLE_TYPE): Fix argument types.
4760 (TARGET_IRA_COVER_CLASSES): Use prototype.
4762 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
4764 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
4766 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
4768 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
4770 (TARGET_CALLEE_COPIES): Fix argument types.
4772 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
4774 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
4776 (TARGET_FUNCTION_VALUE): Fix argument types.
4778 (TARGET_RETURN_IN_MSB): Fix argument type.
4780 (TARGET_RETURN_IN_MEMORY): Fix argument types.
4782 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
4784 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
4786 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
4787 agree with return type.
4789 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
4791 2010-01-15 Jing Yu <jingyu@google.com>
4793 PR rtl-optimization/42691
4794 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
4795 a pseudo to a constant and are merged, and adjust comments.
4797 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
4799 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
4801 2010-01-15 Richard Guenther <rguenther@suse.de>
4804 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
4805 labels of computed or non-local gotos to the destination.
4806 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
4807 landing pad label is the first label.
4809 2010-01-15 Richard Guenther <rguenther@suse.de>
4811 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
4813 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4816 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
4817 to allow generation of the xssqrtdp instruction on power7.
4818 (sqrtdf2_fpr): Ditto.
4820 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4823 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
4824 functions with noreturn attribute.
4827 * varasm.c (declare_weak): Add weak attribute to decl if it
4828 doesn't have one already.
4829 (assemble_external): Only add decls to weak_decls if they also
4830 have weak attribute.
4832 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
4834 * var-tracking.c (var_reg_delete): Don't delete the association
4835 between REGs and values or one-part variables if the register
4838 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4841 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
4842 because its first operand is a non-localized variable.
4844 2010-01-14 Martin Jambor <mjambor@suse.cz>
4846 PR tree-optimization/42706
4847 * tree-sra.c (encountered_recursive_call): New variable.
4848 (encountered_unchangable_recursive_call): Likewise.
4849 (sra_initialize): Initialize both new variables.
4850 (callsite_has_enough_arguments_p): New function.
4851 (scan_function): Call decl and flags check only for IPA-SRA, check
4852 whether there is a recursive call and whether it has enough arguments.
4853 (all_callers_have_enough_arguments_p): New function.
4854 (convert_callers): Look for recursive calls only when
4855 encountered_recursive_call is set.
4856 (ipa_early_sra): Bail out either if
4857 !all_callers_have_enough_arguments_p or
4858 encountered_unchangable_recursive_call.
4860 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4862 * sel-sched.c: Add 2010 to copyright years.
4863 * sel-sched-ir.c: Likewise.
4864 * sel-sched-ir.h: Likewise.
4866 2010-01-14 Martin Jambor <mjambor@suse.cz>
4868 PR tree-optimization/42714
4869 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
4870 constructors specially.
4872 2010-01-14 Andi Kleen <ak@linux.intel.com>
4874 * config/i386/drivers-i386.c (detect_caches_intel):
4875 Add l2sizekb parameter and fill in.
4876 (host_detect_local_cpu): Add l2sizekb, fill in.
4877 Add Atom small cache heuristic.
4879 2010-01-14 Andi Kleen <ak@linux.intel.com>
4881 * config/i386/drivers-i386.c (detect_caches_cpuid4):
4882 Add level3 parameter and fill in.
4883 (detect_caches_intel): Handle level3 cache.
4885 2010-01-14 Andi Kleen <ak@linux.intel.com>
4887 * config/i386/drivers-i386.c (host_detect_local_cpu):
4888 Fix core duo detection.
4890 2010-01-14 Andi Kleen <ak@linux.intel.com>
4892 * config/i386/drivers-i386.c (host_detect_local_cpu):
4895 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4897 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
4898 (rs6000_variable_issue_1): this. Use...
4899 (rs6000_variable_issue): here. Reimplement. Print debug info.
4901 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4903 * sel-sched-ir.c (sel_restore_other_notes): Rename to
4904 sel_restore_notes. Update all callers. Call reemit_notes
4907 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4909 PR rtl-optimization/42246
4910 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
4913 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4915 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
4916 all successors is the same as number of successors in current region.
4918 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4920 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
4921 to rename is not separable. Otherwise check that its LHS is not NULL.
4923 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4925 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
4927 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4929 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
4930 available registers when failed to discover LHS register class.
4931 Fix indentation. Update comment.
4933 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4934 Alexander Monakov <amonakov@ispras.ru>
4936 PR rtl-optimization/42389
4937 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
4939 (advance_state_on_fence): Likewise.
4940 (sel_target_adjust_priority): Print debug output only when
4941 sched_verbose >= 4, not 2.
4942 (get_expr_cost): Do not issue all unique insns on the next cycle.
4943 (fill_insns): Initialize can_issue_more from the value saved
4945 * sel-sched-ir.c (flist_add): New parameter issue_more.
4946 Init FENCE_ISSUE_MORE with it.
4947 (merge_fences): Likewise.
4948 (init_fences): Update call to flist_add.
4949 (add_to_fences, add_clean_fence_to_fences)
4950 (add_dirty_fence_to_fences): Likewise.
4951 (move_fence_to_fences): Update call to merge_fences.
4952 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
4954 * sel-sched-ir.h (struct _fence): New field issue_more.
4955 (FENCE_ISSUE_MORE): New accessor macro.
4957 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4959 PR rtl-optimization/42388
4960 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
4961 that have no predecessors nor successors. Do not call move_bb_info
4962 for empty blocks outside of current region.
4964 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4966 PR rtl-optimization/42294
4967 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
4968 * sel-sched.c (move_exprs_to_boundary): Transitively add all
4969 originators' originators.
4971 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4973 PR rtl-optimization/39453
4974 PR rtl-optimization/42246
4975 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
4977 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
4979 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4980 Alexander Monakov <amonakov@ispras.ru>
4983 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
4984 (maybe_tidy_empty_bb): ... here. Make static. Add new
4985 argument. Update all callers.
4986 (tidy_control_flow): ... and here. Recompute topological order
4987 of basic blocks in region if necessary.
4988 (sel_redirect_edge_and_branch): Change return type. Return true
4989 if topological order might have been invalidated.
4990 (purge_empty_blocks): Export and move from...
4991 * sel-sched.c (purge_empty_blocks): ... here.
4992 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
4993 (maybe_tidy_empty_bb): Delete prototype.
4994 (purge_empty_blocks): Declare.
4996 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4998 PR rtl-optimization/42249
4999 * sel-sched.c (try_replace_dest_reg): When chosen register
5000 and original register is the same, do not bail out early, but
5001 still check all original insns for validity of replacing destination
5002 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
5005 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5008 Port from no-undefined-overflow branch:
5009 2009-03-09 Richard Guenther <rguenther@suse.de>
5011 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
5013 2010-01-14 Richard Guenther <rguenther@suse.de>
5016 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
5018 2010-01-14 Ira Rosen <irar@il.ibm.com>
5020 PR tree-optimization/42709
5021 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
5022 as scalar type in creation of constant vector operand.
5024 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5027 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
5028 (check-parallel-%): Match `testsuite' directory component only
5031 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
5033 PR translation/39521
5034 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
5037 2010-01-13 Richard Guenther <rguenther@suse.de>
5039 PR tree-optimization/42730
5040 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
5043 2010-01-13 Steve Ellcey <sje@cup.hp.com>
5046 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
5047 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
5050 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
5052 * config/bfin/libgcc-bfin.ver: Regenerate based on current
5053 libgcc-std.ver. Add entries for ___smulsi3_highpart and
5054 ___umulsi3_highpart.
5056 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
5057 rather than schedule_insns if the pass is enabled.
5059 2010-01-13 Martin Jambor <mjambor@suse.cz>
5061 PR tree-optimization/42704
5062 * tree-sra.c (sra_modify_assign): Do not delete assignments to
5065 2010-01-13 Martin Jambor <mjambor@suse.cz>
5067 PR tree-optimization/42703
5068 * tree-sra.c (analyze_access_subtree): Check that we can build a
5069 reference to the original data within the aggregate.
5071 2010-01-13 Richard Guenther <rguenther@suse.de>
5073 PR tree-optimization/42705
5074 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
5076 2010-01-13 Richard Guenther <rguenther@suse.de>
5079 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
5081 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5084 * var-tracking.c (values_to_unmark): New variable.
5085 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5086 values_to_unmark vector. Moved body to...
5087 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5088 instead queue it into values_to_unmark vector.
5089 (vt_find_locations): Free values_to_unmark vector.
5091 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
5093 * config/s390/s390.c (override_options): Set
5094 default of max-pending-list-length to 256
5096 2010-01-13 Richard Guenther <rguenther@suse.de>
5099 * tree-pass.h (PROP_gimple_lcx): New.
5100 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
5101 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
5102 before the final cleanup_eh.
5103 (dump_properties): Dump PROP_gimple_lcx.
5104 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
5105 (tree_lower_complex_O0): Remove.
5106 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
5107 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
5108 tree_lower_complex, schedule TODO_update_ssa.
5109 * lto-streamer-out.c (output_function): Stream the functions
5111 * lto-streamer-in.c (input_function): Likewise.
5112 (lto_read_body): Do not override them here.
5114 2010-01-12 Joseph Myers <joseph@codesourcery.com>
5117 * c-typeck.c (build_c_cast): Fold value cast to union type before
5118 wrapping it in a CONSTRUCTOR.
5120 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5122 PR rtl-optimization/42699
5123 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
5126 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5128 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5129 SUBTARGET_WARN_UNUSED_SPEC): Move ...
5130 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5131 SUBTARGET_WARN_UNUSED_SPEC): ... here
5132 * config/mips/iris5.h (LIBGCC_SPEC): Define.
5134 2010-01-12 Julian Brown <julian@codesourcery.com>
5136 * config/arm/neon-schedgen.ml (Utils): Don't try to
5137 open missing module.
5138 (find_with_result): New.
5140 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5143 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
5144 sharing when canonicalizing ({lt,ge}u (plus a b) b).
5146 PR tree-optimization/42645
5147 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
5148 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
5149 decl_map, set processing_debug_stmt to -1 and return name without
5152 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
5154 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
5155 binutils version, and reword target configuration description.
5157 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5159 * config/avr/avr.h (LINKER_NAME): Remove.
5161 2010-01-11 Janis Johnson <janis187@us.ibm.com>
5164 * config/rs6000/rs6000.c (rs6000_override_options): On targets
5165 that support VSX, warn for -mno-altivec if vsx is not disabled,
5168 2010-01-11 Joseph Myers <joseph@codesourcery.com>
5169 Shujing Zhao <pearly.zhao@oracle.com>
5171 PR translation/42469
5172 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
5173 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
5174 character between option name and help text.
5175 * c.opt (imultilib): Likewise.
5177 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
5179 * lto-streamer-out.c (output_unreferenced_globals): Output static
5182 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
5184 PR rtl-optimization/42621
5185 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
5186 optimizing for size.
5187 (duplicate_computed_gotos): Remove now-redundant check.
5189 2010-01-10 Steve Ellcey <sje@cup.hp.com>
5192 * configure.ac: Save and restore LDFLAGS and LIBS
5193 * configure: Regenerate.
5195 2010-01-10 Richard Guenther <rguenther@suse.de>
5198 * builtins.c (fold_builtin_strlen): Add type argument and
5199 convert the resulting length to it.
5200 (fold_builtin_1): Adjust.
5202 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5204 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
5205 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
5207 (num_insns_constant_wide): Adjust for that change.
5209 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5212 * web.c (union_defs): Add used argument, to combine uses of
5214 (entry_register): Adjust type and tests of used argument.
5215 (web_main): Widen used for new use. Pass it to union_defs.
5216 * df.h (union_defs): Adjust prototype.
5218 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5221 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
5222 uses in new incoming argument. Free body.
5223 (reset_debug_uses_in_loop): New.
5224 (analyze_insn_to_expand_var): Call the latter if the former found
5225 anything. Fix whitespace. Reject invalid dest overlaps before
5226 going through all insns in the loop.
5228 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5231 * haifa-sched.c (dying_use_p): Debug insns don't count.
5233 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5236 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
5237 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
5238 (verify_gimple_call): Reject LHS in noreturn calls.
5240 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5244 * tree-vect-loop-manip.c (adjust_info): New type.
5245 (adjust_vec): New pointer to vector.
5246 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
5247 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
5248 (slpeel_update_phis_for_duplicate_loop): Use them.
5249 (slpeel_update_phi_nodes_for_guard1): Likewise.
5250 (slpeel_update_phi_nodes_for_guard2): Likewise.
5251 (slpeel_tree_peel_loop_to_edge): Likewise.
5252 (vect_update_ivs_after_vectorizer): Likewise.
5254 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5256 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
5257 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5259 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5261 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
5262 bogus uninitialized warning.
5264 2010-01-09 Richard Guenther <rguenther@suse.de>
5267 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
5268 the evolution is compatible with the initial condition.
5270 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5272 * gcc.c (process_command): Update copyright notice dates.
5273 * gcov.c (print_version): Likewise.
5274 * gcov-dump.c (print_version): Likewise.
5275 * mips-tfile.c (main): Likewise.
5276 * mips-tdump.c (main): Likewise.
5278 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5281 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
5283 (rotlhi3_8): Delete.
5285 (rotlsi3_8): Delete.
5286 (rotlsi3_16): Delete.
5287 (rotlsi3_24): Delete.
5289 (*rotw<mode>3): New.
5290 (*rotb<mode>3): New.
5291 * config/avr/avr.c (avr_rotate_bytes): New function.
5292 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
5294 2010-01-08 Steve Ellcey <sje@cup.hp.com>
5297 * configure.ac: Modify -rdynamic check.
5298 * configure: Regenerate.
5300 2010-01-08 DJ Delorie <dj@redhat.com>
5302 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
5303 register popping order.
5305 2010-01-08 Richard Guenther <rguenther@suse.de>
5308 * c.opt (fsigned-char): Also let LTO handle this option.
5309 (funsigned-char): Likewise.
5311 2010-01-07 Richard Guenther <rguenther@suse.de>
5313 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
5314 (gimple_op): Likewise.
5315 (gimple_op_ptr): Likewise.
5316 (gimple_assign_set_lhs): Remove gcc_assert.
5317 (gimple_assign_set_rhs1): Likewise.
5318 (gimple_assign_set_rhs2): Likewise.
5319 (gimple_call_set_lhs): Likewise.
5320 (gimple_call_set_fn): Likewise.
5321 (gimple_call_set_fndecl): Likewise.
5322 (gimple_call_fndecl): Likewise.
5323 (gimple_call_return_type): Likewise.
5324 (gimple_call_set_chain): Likewise.
5325 (gimple_call_num_args): Likewise.
5326 (gimple_call_set_arg): Likewise.
5327 (gimple_cond_set_code): Likewise.
5328 (gimple_cond_set_lhs): Likewise.
5329 (gimple_cond_set_rhs): Likewise.
5330 (gimple_cond_set_true_label): Likewise.
5331 (gimple_cond_set_false_label): Likewise.
5332 (gimple_label_set_label): Likewise.
5333 (gimple_goto_set_dest): Likewise.
5334 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
5335 (gimple_debug_bind_get_value): Likewise.
5336 (gimple_debug_bind_get_value_ptr): Likewise.
5337 (gimple_debug_bind_set_var): Likewise.
5338 (gimple_debug_bind_set_value): Likewise.
5339 (gimple_debug_bind_reset_value): Likewise.
5340 (gimple_debug_bind_has_value_p): Likewise.
5341 (gimple_return_retval_ptr): Remove gcc_assert.
5342 (gimple_return_retval): Likewise.
5343 (gimple_return_set_retval): Likewise.
5344 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
5345 (safe_referenced_var_iterator): Remove.
5346 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
5347 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
5348 (fill_referenced_var_vec): Remove.
5349 (first_readonly_imm_use): Remove redundant gcc_assert.
5350 (phi_arg_index_from_use): Combine gcc_asserts.
5351 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
5352 (first_imm_use_stmt): Remove redundant gcc_assert.
5353 * tree-cfg.c (verify_gimple_call): Verify function and chain
5354 operands. Verify arguments.
5355 (verify_types_in_gimple_stmt): Verify condition code and labels.
5357 2010-01-07 Richard Guenther <rguenther@suse.de>
5359 PR tree-optimization/42641
5360 * sese.c (rename_map_elt_info): Use the SSA name version, do
5363 2010-01-07 Jakub Jelinek <jakub@redhat.com>
5365 PR tree-optimization/42625
5366 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
5367 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
5369 2010-01-07 Duncan Sands <baldrick@free.fr>
5371 * Makefile.in (PLUGIN_HEADERS): Add version.h.
5373 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
5376 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
5377 note itself is not function_invariant_p.
5379 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
5381 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
5382 Do not add the DF_NOTE problem.
5383 * store-motion.c (execute_rtl_store_motion): Likewise.
5385 2010-01-07 Martin Jambor <mjambor@suse.cz>
5387 PR tree-optimization/42157
5388 * tree-sra.c (compare_access_positions): Stabilize sort if both
5389 accesses have integer types, return zero immediately if they are the
5392 2010-01-06 Richard Henderson <rth@redhat.com>
5395 * haifa-sched.c (add_to_note_list): Merge into ...
5396 (concat_note_lists): ... here, and ...
5397 (unlink_other_notes, rm_other_notes): Merge into...
5398 (remove_notes): ... here. Create REG_SAVE_NOTEs for
5399 NOTE_INSN_EPILOGUE_BEG.
5401 2010-01-06 Richard Guenther <rguenther@suse.de>
5403 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
5404 not inline regular functions into always-inline functions.
5406 2010-01-06 Nick Clifton <nickc@redhat.com>
5408 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
5409 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
5411 (OVERRIDE_OPTIONS): Delete.
5412 (OPTIMIZATION_OPTIONS): Define.
5413 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
5414 * config/rx/rx.c (rx_handle_option): Issue an error message if
5415 -mcpu=rx200 and -fpu are used together.
5416 (rx_set_optimization_options): New function. Issue an error
5417 message if an optimization attribute attempts to reset the FPU/
5418 math optimization pairing.
5419 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
5420 * config/rx/rx.opt: Set the default to 32-bit doubles.
5421 * config/rx/t-rx: Add multilibs for -nofpu option.
5422 * doc/invoke.texi: Update documentation of RX options.
5424 2010-01-06 Richard Guenther <rguenther@suse.de>
5426 * tree-ssa-pre.c (name_to_id): New global.
5427 (alloc_expression_id): Simplify SSA name handling.
5428 (lookup_expression_id): Likewise.
5429 (init_pre): Zero name_to_id.
5430 (fini_pre): Free it.
5432 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
5434 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
5436 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
5439 * config/i386/sse.md (smaxv2di3): New.
5440 (umaxv2di3): Likewise.
5441 (sminv2di3): Likewise.
5442 (uminv2di3): Likewise.
5444 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
5447 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
5448 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
5449 (legitimize_tls_address): Likewise.
5450 (sparc_tls_referenced_p): Likewise.
5451 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
5452 and adjust calls to legitimize_pic_address.
5453 (legitimate_constant_p) Use sparc_tls_referenced_p.
5454 (legitimate_pic_operand_p): Likewise.
5455 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
5456 (sparc_tls_symbol_ref_1): Delete.
5457 (sparc_tls_referenced_p): Make static, recognize specific patterns.
5458 (legitimize_tls_address): Make static, handle CONST patterns.
5459 (legitimize_pic_address): Make static, remove unused parameter and
5460 adjust recursive calls.
5461 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
5462 and adjust call to legitimize_pic_address.
5463 (sparc_output_mi_thunk): Likewise.
5465 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
5466 H.J. Lu <hongjiu.lu@intel.com>
5469 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
5470 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
5471 operands to make them signed.
5474 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5477 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5478 GTU to GT for V4SI and V2DI.
5480 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5481 (umin<mode>3): Removed.
5483 (uminv4si3): Likewise.
5485 2010-01-05 Martin Jambor <mjambor@suse.cz>
5487 PR tree-optimization/42462
5488 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
5489 current_function_decl to helper functions and macros.
5491 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5494 * flags.h: Don't include real.h.
5495 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
5496 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
5497 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
5498 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
5499 * dominance.c: Update copyright.
5500 * gimple.c (walk_gimple_op): Remove inline.
5501 * tree-ssa-reassoc.c: Include real.h.
5502 * Makefile.in (FLAGS_H): Remove $(REAL_H).
5503 (tree-ssa-reassoc.o): Depend on $(REAL_H).
5505 2010-01-05 Nick Clifton <nickc@redhat.com>
5507 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
5508 register to push into the stack frame when the accumulator has to
5509 be saved during interrupts.
5511 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
5513 * doc/invoke.texi: Remove the documentation about option
5515 * common.opt (Wunreachable-code): Preserved for backward
5517 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
5518 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
5519 the backward compatibility flag section.
5521 2010-01-05 Richard Guenther <rguenther@suse.de>
5523 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
5525 2010-01-05 Jakub Jelinek <jakub@redhat.com>
5528 * cfgexpand.c (expand_one_var): Diagnose too large variables.
5530 PR tree-optimization/42508
5531 * tree-sra.c (convert_callers): Check for recursive call
5532 by comparing cgraph nodes instead of decls.
5533 (modify_function): Call ipa_modify_formal_parameters also
5534 on all same_body aliases.
5536 * cgraphunit.c (cgraph_materialize_all_clones): Compare
5537 cgraph nodes when checking for same_body aliases.
5539 2010-01-05 Richard Guenther <rguenther@suse.de>
5541 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
5542 allocation and lookup.
5543 (get_or_alloc_expr_for_constant): Likewise.
5544 (phi_translate): Sink allocation.
5546 2010-01-04 Richard Guenther <rguenther@suse.de>
5548 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
5549 a new entry only if needed.
5550 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
5551 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
5553 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
5555 (phi_translate): Handle CONSTANTs early.
5557 2010-01-04 Martin Jambor <mjambor@suse.cz>
5559 PR tree-optimization/42398
5560 * tree-sra.c (struct access): Removed flag grp_different_types.
5561 (dump_access): Do not dump the removed flag.
5562 (sort_and_splice_var_accesses): Do not set the removed flag.
5563 (sra_modify_expr): Check for type compatibility directly.
5565 2010-01-04 Martin Jambor <mjambor@suse.cz>
5567 PR tree-optimization/42366
5568 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
5569 edges with variable number of parameters.
5570 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
5571 flag instead of asserting it.
5572 (ipa_read_node_info): Read uses_analysis_done flag.
5574 2010-01-04 Richard Guenther <rguenther@suse.de>
5576 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
5577 iterative_hash_* as intended.
5578 (vn_reference_compute_hash): Likewise. Simplify hashing
5580 (vn_reference_lookup_2): Likewise.
5581 (vn_nary_op_compute_hash): Likewise.
5582 (vn_phi_compute_hash): Likewise.
5583 (expressions_equal_p): Remove strange code.
5584 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
5585 (pre_expr_hash): Likewise. Simplify hashing SSA names.
5586 (bitmap_insert_into_set_1): Take value-id as parameter.
5587 (add_to_value): Pass it.
5588 (bitmap_insert_into_set): Likewise.
5589 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
5591 2010-01-04 Jakub Jelinek <jakub@redhat.com>
5594 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
5595 (do_self_spec): For switches with SWITCH_IGNORE set set also
5596 SWITCH_IGNORE_PERMANENTLY.
5597 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
5600 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
5602 * lto-streamer-out.c (output_unreferenced_globals): Output the full
5603 tree of an unreferenced global var.
5605 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5608 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5609 GTU to GT for V4SI and V2DI.
5611 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5612 (umin<mode>3): Removed.
5614 (uminv4si3): Likewise.
5616 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5619 * collect2.c (main): Turn on trace in collect2 if -v is passed
5622 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
5624 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
5625 description of expression operand.
5627 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
5629 * configure.ac: Add install-html to target_list for Make-hooks.
5630 * configure: Regenerate.
5631 * fortran/Make-lang.in (F95_HTMLFILES): New.
5632 (fortran.html): Use it.
5633 (fortran.install-html): New.
5634 * Makefile.in (install-html): Add lang.install-html.
5635 * java/Make-lang.in (JAVA_HTMLFILES): New.
5636 (java.html): Use it.
5637 (java.install-html): New.
5638 * objc/Make-lang.in (objc.install-html): New.
5639 * objcp/Make-lang.in (obj-c++.install-html): New.
5640 * cp/Make-lang.in (c++.install-html): New.
5641 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
5642 * lto/Make-lang.in (lto.install-html): New.
5644 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5647 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
5649 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
5651 PR rtl-optimization/41862
5652 * store-motion.c (store_killed_in_insn, compute_store_table,
5653 remove_reachable_equiv_notes, replace_store_insn,
5654 build_store_vectors): Ignore all DEBUG_INSNs.
5656 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5659 * common.opt: Add dumpdir.
5661 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
5663 (option_map): Add --dumpdir.
5665 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
5667 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
5669 * opts.c (decode_options): Try dump_dir_name first if
5670 dump_base_name isn't an absolute path.
5671 (common_handle_option): Handle OPT_dumpdir.
5673 * toplev.c (dump_dir_name): New.
5674 (print_switch_values): Also ignore -dumpdir.
5676 * toplev.h (dump_dir_name): New.
5678 2010-01-03 Richard Guenther <rguenther@suse.de>
5680 PR tree-optimization/42589
5681 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
5682 double-word expansion of bswap32.
5684 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
5686 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
5687 with BLOCK_FOR_INSN.
5688 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
5689 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
5690 noce_process_if_block): Likewise.
5691 * gcse.c (compute_local_properties, insert_expr_in_table,
5692 insert_set_in_table, canon_list_insert, find_avail_set,
5693 pre_insert_copy_insn): Likewise.
5695 * basic-block.h (BLOCK_NUM): Move from here...
5696 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
5698 2010-01-03 Richard Guenther <rguenther@suse.de>
5700 PR tree-optimization/42438
5701 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
5702 contains_may_not_return_call flag.
5703 (BB_MAY_NOTRETURN): New.
5704 (valid_in_sets): Trapping nary operations are not valid
5705 in blocks that may not return.
5706 (insert_into_preds_of_block): Remove check for trapping expressions.
5707 (compute_avail): Compute also BB_MAY_NOTRETURN.
5709 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
5711 * doc/invoke.texi: Add 2010 to copyright years.
5713 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
5715 * config/sparc/sparc.c: Fix formatting nits.
5717 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
5718 Alexander Monakov <amonakov@ispras.ru>
5720 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
5722 2010-01-02 Richard Guenther <rguenther@suse.de>
5725 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
5726 (simplify_switch_using_ranges): Mark to be removed edges
5729 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5731 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5733 * collect2.c (scan_libraries): Add missing argument in call to
5736 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
5739 * config/alpha/predicates.md (aligned_memory_operand): Return false
5741 (unaligned_memory_operand): Return true for CQImode.
5742 * config/alpha/alpha.c (get_aligned_mem): Assert that location
5743 doesn not cross aligned SImode word boundary.
5745 2010-01-02 Anatoly Sokolov <aesok@post.ru>
5747 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
5749 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
5750 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
5752 2010-01-02 Richard Guenther <rguenther@suse.de>
5755 * toplev.c (compile_file): Emit LTO marker properly. Change
5757 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
5759 2010-01-01 Richard Guenther <rguenther@suse.de>
5762 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
5764 2010-01-01 Richard Guenther <rguenther@suse.de>
5767 * c-decl.c (grokdeclarator): For zero-size arrays force
5768 structural equality checks as layout_type does.
5770 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5772 * builtins.c: Update copyright to 2010.
5774 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5777 * lto-streamer-out.c (produce_asm): Revert the last change.
5778 (copy_function): Likewise.
5780 * lto-streamer.c (lto_get_section_name): Skip any leading
5783 2010-01-01 Richard Guenther <rguenther@suse.de>
5786 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
5790 Copyright (C) 2010 Free Software Foundation, Inc.
5792 Copying and distribution of this file, with or without modification,
5793 are permitted in any medium without royalty provided the copyright
5794 notice and this notice are preserved.